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单词 occur
释义
occuroc‧cur /əˈkɜː $ əˈkɜːr/ ●●● S3 W1 AWL verb (past tense and past participle occurred, present participle occurring) [intransitive] formal Word Origin
WORD ORIGINoccur
Origin:
1500-1600 Latin occurrere, from currere ‘to run’
Verb Table
VERB TABLE
occur
Simple Form
Presentitoccurs
Presentoccur
Pastit, theyoccurred
Present perfecttheyhave occurred
ithas occurred
Past perfectit, theyhad occurred
Futureit, theywill occur
Future perfectit, theywill have occurred
Continuous Form
Presenttheyare occurring
itis occurring
Pasttheywere occurring
itwas occurring
Present perfecttheyhave been occurring
ithas been occurring
Past perfectit, theyhad been occurring
Futureit, theywill be occurring
Future perfectit, theywill have been occurring
Examples
EXAMPLES FROM OTHER DICTIONARIES
  • Chromium and nickel occur commonly in areas which are also rich in magnesium.
  • Giraldes claims he was with his wife when the killings occurred.
  • Major earthquakes like this occur very rarely.
  • The court will have to decide exactly what occurred on the night Mellor died.
  • The disease occurs mainly in children, but can also occur in adults.
  • The Japanese "f' sound does not occur in European languages.
EXAMPLES FROM THE CORPUS
  • He decided then that he wouldn't let that situation occur again.
  • In young children, construction occurs almost exclusively when they perform actions on objects.
  • It occurred to him now that Blackbeard had got on his tracks in the fog.
  • It would be unfortunate if something occurred to curtail our partnership.
  • Substantially the reverse occurs in the adversely affected cigarette industry.
  • The accident occurred about 11: 40 p. m. Friday.
  • When I was a small boy, quite serious fires seemed to occur in Salisbury with great frequency.
Thesaurus
THESAURUS
used especially when talking about events that have not been planned: · When did the accident happen?· Something terrible has happened!
to happen – used especially when talking about events that have been planned or that have already happened: · The conference will take place on the 16th of June.· The competition took place on Saturday 30th June.
formal to happen – used especially when talking about events that have not been planned: · The incident occurred outside the police station at around 9 pm.
used when saying that a particular event happens: · There was an earthquake about a week ago.· There are strikes almost every year.
to happen – used about problems, questions, or opportunities: · There aren’t any jobs at the moment, but we’ll let you know if something comes up.· This question often comes up when I’m talking to students.
formal to happen unexpectedly – used about problems, arguments, or difficult situations: · A dispute arose about who should receive the money.· It is best to deal with the problem as soon as it arises.
to happen – used about problems or difficult situations, especially ones that are less serious, and can quickly be dealt with: · The banks will contact their customers if a problem crops up.
to happen suddenly and unexpectedly – used about very bad events: · The hurricane struck at around 1 am.· Disaster struck, and he lost all movement in his legs.
to happen in a particular way: · Luckily, everything turned out well.· How did it all turn out?
Longman Language Activatorto exist
to be something that is really present or living: · Do you think ghosts really exist?· The blue whale is the largest creature that has ever existed on earth.· We can't continue to pretend that the problem of homelessness doesn't exist in this city.there exists/there exist: · There now exists a significant body of scientific research on the subject.
if you say there is something, you mean that it exists: · Is there life on other planets?· There's no evidence to prove that Gray is the murderer.· There are hundreds of different computer programs designed specifically for children.· I didn't know there was Chinese restaurant in your neighborhood.
to exist in a particular place, or inside a particular thing: · Otters are still found in some parts of Britain.· Vitamin C is found in green vegetables and fresh fruit.can be found: · Other examples of this type of romantic poem can be found throughout history.
if something such as a particular type of substance or illness occurs in a particular place, it exists there - used especially in scientific contexts: occur in: · The disease occurs mainly in children, but can also occur in adults.· Chromium and nickel occur commonly in areas which are also rich in magnesium.· The Japanese "f' sound does not occur in European languages.
when something exists: the existence of something: · For the first time she began to doubt the existence of God.in existence: · Today there are less than 100 copies of the book still in existence.· The organization has been in existence for only 18 months.
to happen
· The accident happened at two o'clock this afternoon.· What's happened? Why are you crying?· The strangest thing happened when I was in Singapore.· Before I realised what was happening, the man had grabbed my bag and run off with it.anything can/could/might happen (=used to say that it is uncertain what will happen) · You mustn't go there alone at night. Anything might happen!
to happen - use this about events, performances, ceremonies and other things that have been planned to happen: · The wedding will take place at St Andrew's church.· Police are trying to prevent the demonstration from taking place.
if there is an event, accident, change etc, it happens: · There's a concert at the school next Saturday.· There has been a major accident on the Santa Monica Freeway.· I'll let you know if there's any change in our plans.
if a planned event is at a particular time or place, it happens or is arranged to happen at that time or place: · Dinner is at eight, so come at about half past seven.· Christmas will be on a Saturday next year.· Last year's degree ceremony was in the main university building.
formal to happen - use this especially about things that have not been planned or that people do not expect: · Major earthquakes like this occur very rarely.· The court will have to decide exactly what occurred on the night Mellor died.
to happen, especially as a result of earlier events or decisions: · Our problems came about because we ignored the advice of experts.· A number of educational reforms have come about as a result of the report.come about through: · The decrease in the number of salmon has come about through commercial overfishing.how did it come about that: · How did it come about that she married an awful man like that?
informal if something such as a problem crops up , it happens suddenly and unexpectedly: · A couple of problems cropped up while you were away.· If anything crops up, give me a call.· You have to learn to deal with difficult situations when they crop up.
if something, especially a problem or a chance to do something comes up , it happens unexpectedly: · He rang to say he would be late home -- something had come up at the office.· There are job vacancies from time to time. I'll let you know if anything comes up.· When the opportunity to go to the States came up, Dora took it at once.
if a planned event is coming up , it will happen soon: · Don't forget you've got exams coming up in a couple of weeks' time.· Our 12th annual Folk Festival is coming up again soon.
if something such as a job or a chance to do something turns up , it happens or becomes available, especially through good luck: · Ben's been looking for a job for two months, but nothing good's turned up.· I'd almost given up hope of finding a house I liked, and then suddenly this one turned up.
formal if a problem or difficult situation arises , it happens and comes to your attention: · It would be best to deal with these issues at once, before a crisis arises.arise over: · Several problems have arisen recently over questions of pay.arise from (=as a result of something): · The conflict arose from tensions between the different ethnic groups.
if something unpleasant strikes , it suddenly happens: · It is always devastating when this illness strikes.· Most people were fast asleep when the hurricane struck at 4.05 pm.
when pictures, films etc do not make things seem real
also realise British · Tim only realized his mistake the next day.· Without realising it, we had gone the wrong way.· Oh, is that your chair? Sorry, I didn't realize.realize (that) · She woke up and realised that there was someone moving around downstairs.
if something occurs to you, you suddenly realize that it might be true, especially when you had been thinking something completely different before: it occurs to somebody (that): · It suddenly occurred to me that maybe she was lying.· Didn't it ever occur to you that they would probably like to be alone together?
to slowly realize something, especially over a fairly long period of time: become aware of: · I was slowly becoming aware of how much Melissa was suffering.become aware that: · He became aware that the man sitting opposite was staring at him intently.
if a fact or someone's words sink in , you gradually realize their full meaning: · The news of the President's assassination had only just begun to sink in.· Winning this tournament means so much to me. It hasn't really sunk in yet.
if a fact dawns on you, you slowly start to realize it, especially when you should have realized it before: · The awful truth only dawned on me later.it dawns on somebody that: · It slowly dawned on her that they were all making fun of her.it dawns on somebody how/why etc: · It didn't dawn on me how seriously injured I was until I got to the hospital.
if an idea or thought strikes you, you suddenly realize something: it strikes somebody (that): · It struck her one day, when she was walking home from school, that she hadn't thought about her weight for over a month.· It just struck me - you must have been in the same class as my brother.
if a fact hits you, you suddenly realize its importance or its full meaning and you feel shocked: · The full impact of what he'd said hit me a few hours later.it hits somebody: · Suddenly it hit me. He was trying to ask me to marry him.
to begin to fully realize and understand something, especially after you have avoided thinking about it because it is unpleasant or it makes you feel uncomfortable: · How long will it be before people wake up to the fact that anyone can catch AIDS.· The speaker warned that we must "wake up to the fact that we are in a tough competitive market".
spoken say this when you suddenly realize something that makes a subject or situation easy to understand: · Then it clicked. The man at the station must have been her brother!it clicked what/how/where etc: · Finally it clicked what all the fuss had been about.
to make someone realize how serious, difficult, or dangerous something is: · This is the last place you would expect there to be a murder. It just brings it home to you that this kind of thing can happen anywhere.· It often takes something like a heart attack to bring home to people the danger of smoking.
when a thought comes into your mind
to have an idea or thought in your mind, especially one that appears suddenly: · What are you thinking right now?think of: · I've just thought of a really good idea.· Has she thought of any names for the baby?· "Did you ask Rita?" "No, I didn't think of that."think of doing something: · There was water spraying everywhere, but nobody even thought of turning it off.think (that): · I think I'll go and see what's happening out there.
to think of an idea: · I have an idea. Why don't I drive the kids to school and then you can stay here.· Let me know if you have any good ideas.· Theresa had another idea. We would hitchhike to her hometown, and live in her brother's garagehave an idea for: · Collings had an idea for a device that would block out TV programs that parents didn't want their children to watch.
spoken to think something: · I've just had an awful thought. What if all the banks are closed?· I had an interesting thought today when I was talking to Anita. Do you realize that she's never asked us to her house in all the time we've known her?
if a new thought occurs to you, you suddenly think it: it occurs to somebody that: · It suddenly occurred to Miranda that perhaps no one would believe her story.· Didn't it occur to you that I might be worried?something occurs to somebody: · The possibility that he might be wrong never occurs to him.it occurs to somebody to do something: · As I thought about Mel and David and how similar they were, it occurred to me to introduce them to each other.
if a thought crosses someone's mind they think about it for a short time: · "Why didn't you call me?" "The thought did cross my mind while I was shopping this afternoon, but then I forgot all about it.it crossed somebody's mind that: · It crossed my mind that I was the only female coach on the committee, but that made me more determined than ever.it crossed somebody's mind to do something: · Several times it had crossed his mind to check on the car, but he never actually did it.it never crossed somebody's mind: · "It never crossed my mind to give up," he said. "It became an obsession."
if a thought enters someone's mind , they begin to think about it: it entered somebody's mind that: · At that moment it entered my mind that maybe someone was trying to kill him.it entered somebody's mind to do something: · Did it ever enter your mind to take out the garbage?it never entered somebody's mind: · It never entered my mind that Philip might be jealous.
if a thought or idea strikes you, you suddenly think it, especially because of something you have just seen or heard: it strikes somebody that: · I looked around the glittering room and it struck me that I was probably the poorest person there.strike somebody as strike adjective: · My mother was always asking questions, and it struck me as odd that she didn't ask one on this occasion.
if something comes or springs to mind , you suddenly think it, especially in relation to a particular subject that you are considering: · As I read the letter again, a number of thoughts came to mind.· Henry asked the first question that came to mind.· I love the circus life, but when people asked me what I wanted to be when I was older, "circus performer" was not what sprang to mind.
Collocations
COLLOCATIONS FROM OTHER ENTRIES
· A number of clashes occurred throughout the south between these opposing groups.
· The three-vehicle crash happened on the corner of Ongar Road.
· The highest rates of erosion occur where soil is exposed to drought.
formal (=happens)· If an error occurs, you will have two more chances to re-enter your password.
formal· The explosion occurred just off the coast of Greece.
formal:· The tragic incident occurred just after midnight.
· The injury occurred five minutes into the game.
(also a problem comes up) (=it happens)· Problems may arise when the family wants to move house.
(=someone suddenly has a thought)· The thought occurred to him that she might be lying.
· The tragedy happened shortly before 5pm on Saturday.
COLLOCATIONS FROM THE CORPUSADVERB
· Such inquiries also occur face-to-face during the course of an interview or selection procedure.· The disease also occurred in men, but less frequently.· Whenever a circumstance of this kind exists, there also occurs a starting-to-work of the wipers.· As a species, indeed, it may be in less danger than three other kites which also occur on this continent.· Links also occur between the two optic lobes and run from the medial part of the protocerebrum to each medulla separately.· In addition to detaching synapses, reduced connectivity also occurs by neuron death in some cortical regions.· If changes in the distribution of income have also occurred, the improvement may only be a potential one.· Nutrient renewal also occurs more rapidly under a managed fallow system than it does under unmanaged fallow for a number of reasons.
· It occurs in almost all the rocks of this age throughout the world.· Leg cramps also occurred in about 5 percent of women on raloxifene compared with 1. 5 percent on placebo.· Thus participation occurs in these sports on average once every 4 days.· Violation of expectation Violation of expectation can occur in both melodic and harmonic lines; however it is subject to certain restraints.· It occurred in about the same area as major quakes that hit the region in 1949 and 1965.· Prior to Puhlhofer, failure to obtain leave to proceed by judicial review occurred in less than 10 percent of the applications.· In 1916, 95 percent of the cases occurred in children under nine years old.
· It is far better to use a naturally occurring resource-sunlight.· Tryptophan is a naturally occurring amino acid.· Arsenic is one of the most widespread naturally occurring poisons.· Experts believe the contamination is the result of a vein of naturally occurring uranium.· They occur naturally, forming part of the membranes of cells.· Without the capability to deal with punctuation, rule-based systems are unable to deal with many naturally occurring linguistic constructions.· You are repeatedly pairing tension followed by relaxation, which you hope ultimately occurs naturally over time.
· It never occurred to me how disproportionate was the punishment to the offence.· It never occurred to me that they might scratch me or hurt me, even accidentally, and they never did.· In his wildest dreams, it had never occurred to Fabio that he might help any of these children.· It never occurs to us that John Travolta, say, or Julia Roberts, perhaps, might also be serious snorers.· It had never occurred to me that you'd object.· And after his death, it never occurred to anyone that maybe one day the government would count the ballots.· This last point never occurs to Honderich, who equates Conservatism with the new right.· The thought of Salomon Brothers in Prague had possibly never occurred to anyone in the seventy-five-year history of the firm.
· These difficulties often occur following a stroke, leaving the capacity to understand less damaged, but speaking and sometimes reading impaired.· Unlike child care considerations, which often can be planned months in advance, eldercare issues often occur without warning.· They often occur because of conflicting considerations producing inactivity.· Another problem that often occurs is improper recording of measurements.· This often occurs in a phobic situation, such as a crowded noisy room, or under circumstances of tension.· Matching often occurs when food is served, but the sharing may be haphazard.· All those decisions can often occur within a five-minute entrepreneurial time span.
· Yet Moore did not think value could only occur in relation to human experience.· Great determination only occurs when there is great passion.· These natural wonders occur only here and in the gulf of Tonkin: connoisseurs rate Phang Nga.· Sleep is associated with certain brain waves that only occur in a warmed animal.· The sensation only occurs when the nerve impulse reaches the brain.· Capitalization occurs only where normal according to grammatical rules.· In general, such luxury items occur only rarely in Lincoln and the owners may well have been relatively wealthy burghers.· Does the dizziness occur only upon arising from a sitting or lying position?
· The fish-scoop occurs when the object lying on the ground is very static.· This decomposition, called aerobic, does not occur when the substrate medium is air-tight.· The first instance most commonly occurs when a group of students complete training at the same time.· Amyloidosis occurs when an abnormal protein becomes fibrous and becomes deposited in the heart muscle.· A normal distribution has a kurtosis measure of 3, and a leptokurtic distribution occurs when the kurtosis is well over 3.· It occurs when Chan nonchalantly eases himself down a brick wall, bracing his legs against a convenient palm tree.· Such situations often occur when people make a particular journey between two places by more than one mode of transport.· The disorder occurs when there is a mismatch between the blood of a pregnant woman and that of her baby.
NOUN
· Many more tragic and fatal accidents have occurred there.· The accident occurred in the afternoon.· These refer to victims of road accidents occurring throughout Lothian and not necessarily in the eligible areas themselves.· On April 26, 1986, a nuclear accident occurred at Chernobyl in the Soviet Union.· According to a report commissioned by Greenpeace, a serious accident could occur.· The accident occurred at 11: 40 p.m.· Male speaker Many of the accidents occur because of inadequate education.· I was deeply thankful that the accident had occurred on a sunny day and with a calm sea.
· Besides, more civilian deaths have occurred in the area from earthquakes than in recent wars.· The Forster's tern occurs year-round in our area.· Another instance in which the government subsidises private concerns occurs in the area of industrial training.· Arata said 12 auto burglaries, two auto thefts and one attempted theft occurred in the area Sunday night.· The final variant on provision for cyclists occurs in areas where streets are relatively narrow and pass predominantly through housing districts.· Redeployment Redeployed staff should be given consideration for vacancies occurring within any area of the Group.· To this day the privatization of agriculture has yet to occur in tlie agricultural areas of the old Soviet Union.
· In Jansher's case, this can occur at will.· It is a disease primarily of men, with only 5 percent of cases occurring in women, usually after menopause.· In such cases spawning often occurs successfully, almost immediately.· Before it was over, 204 so-called vaccine-associated cases occurred, about three-fourths of which were paralytic.· There are, however, many cases in which differentiation occurs within what at first looks like a homogeneous sheet of tissue.· This year, an estimated 1, 382, 400 new cancer cases will occur, accompanied by 560, 000 deaths.· There are, however, exceptional cases which occur when and.
· Summary of section 1.2 Although the economy is continually changing, some periods experience marked upheavals as structural change occurs.· Real change will occur because measurement systems will change.· This was removed by holding the temperature high under pressure until all temperature-induced changes had occurred.· To deal with the disruptions it created, many employees simply denied that the change had occurred.· Such a unit of goodness has been defined as the result of the slightest favourable evolutionary change that could occur.· These kinds of changes desperately had to occur.· It is tempting to underestimate the scale and radical nature of changes occurring around us, socially or geographically.· That change occurred because many builders and contractors were sued by homeowners' associations over shoddy construction practices.
· Besides, more civilian deaths have occurred in the area from earthquakes than in recent wars.· At least fifteen of these deaths occurred in women aged twenty-five to fifty, who were healthy when they started the diet.· About a third of deaths caused by smoking occur in people aged under 65.· And after his death, it never occurred to anyone that maybe one day the government would count the ballots.· In camps where previously 10-20 children had died each day death was uncommon and occurred mainly among new arrivals.· For those deaths which occurred at home the excess was 236.· Both deaths had occurred the year before, not long after John Langford had cut short my visit.
· Mail failed to print An unexpected error has occurred while trying to print mail.· Also, when do the errors occur?· If a validation error occurs this will be reported and the remainder of the inputs will not be validated.· When two planes come closer than that, an error has occurred.· The few first letter errors which do occur are in words with silent consonants, for example know and write.· Transcription errors occur with 3 percent to 5 percent of paper returns.· Check the incident log file for errors which may have occurred earlier and resolve these.· A form letter should be completed and sent to the supplier when errors occur.
· Only in this way can we study the probability of the second event occurring.· Probably most of the lethal events that have occurred have killed their only eyewitnesses.· Two events occurred that ensured, for the time being at least, no such a change in Congressional attitudes would occur.· But at the time this event occurred, the gulf between intellect and faith was gaping ever wider.· Historiography arose when an event occurred which in its magnitude matched the greatest events celebrated in legend.· All of those events occurred well before the stock got close to its high for the year.· Some identifiable affective event occurred inside you.· The event will occur on the same date that then-Gov.
· We have to rely on the occasional incident of this kind occurring naturally, and study that.· The company has acknowledged that some incidents of harassment occurred, but denies allegations that it was widely tolerated.· Similar incidents occurred all over the Old City and the manpower Owen could command was stretched to its limit.· An incident that occurred at Hue during the summer of 1885 exemplified their renewed ferocity.· The second incident occurred when Reactor 3 shut down automatically on November 15.· Our hearts go out to each and every family where such an incident occurs.· They were in the fifth field near a copse of native trees when the incident occurred.· But another incident occurred to prevent an accord, and once more it involved the persistent Lefebvre.
· This doesn't matter on the odd occasion; it is only a problem if it occurs regularly.· As planners have since learned, the problems that have occurred were those not under consideration during the planning process.· After the intensive twelve months support with the project, girls need somewhere to come with any problems that may occur later.· The first major communication problem occurred on the morning of departure.· Communication problems may occur in the exchange of information and the expression of emotion.· Sometimes a single drug may have no effect on sleep, but when it is combined with another medication problems can occur.· Cattle and horses cause similar problems where they occur.· Another problem that often occurs is improper recording of measurements.
· How is it possible for endothermic processes to occur spontaneously, and will a given reaction occur spontaneously?· Secondly, why has a similar process not occurred in the case of other venerated images?· This is precisely the process that occurs during a two-pass load, as the synonyms are stored on the second pass.· The same process occurred with a red or purple one.· The actual manner in which these processes occur and/or co-operate is the subject of much debate within the psycho-linguistic community.· The natural decomposition process which occurs in landfills also produces large quantities of methane and thereby presents a significant explosion hazard.· These restrict some of the conceivable processes whereby excitation could occur, while allowing others to occur with very few restrictions.· I think the same process occurs in the repetitive rhythm of slow long-distance running.
· It only occurs as a result of the incorporation of these societies into capitalist systems.· This occurs as the result of toxins that form as mechanical energy is converted to electrical energy.· Some have occurred as a result of lime and fertiliser applications coupled with more intensive grazing of livestock.· The changes that occurred as a result of this rethinking set the stage for Workplace 2000.· Such variations occur as a result of density variations associated with a temperature or concentration field.· Some terrifying situations occur as a result.· Lipid loss occurs as a result of using harsh skin care products and damage from the elements.· The physical symptoms occur as a result of too much oxygen and too little carbon dioxide.
· It is also possible to continue as a graduate without eh thought occurring.· That thought had occurred to me before I was hauled off to Southwold police station for the interrogation.· An odd thought occurred to him.· The thought inevitably occurs as to whether his studies and the sharing of his uncle's austerities had undermined his health.· Strange that thought hadn't occurred to him before.· A similar thought occurred to me.
VERB
· Some of these changes seem to occur at an early stage of the neoplastic process.· Enlargement of that pie does not yet seem to have occurred to those who enter these increasingly unhappy competitions.· Although no troubles seem to occur from excess calcium; if both calcium and phosphorus levels are high, damage can result.· It never seemed to occur to him that anyone would give him incorrect information.· The fact that he was now sheltering within it does not seem to have occurred to him.· Its at the cortical level where that interaction between environment and emotions seems to occur.· Maybe I should have been more tactful but it didn't seem to occur to me.· Laws are passed, orders are given, compliance seems to occur, but nothing changes.
Word family
WORD FAMILYnounoccurrenceverboccur
1to happen:  A third of accidental deaths occur in the home. The explosion occurred at 5.30 a.m.► see thesaurus at happenRegisterIn everyday English, people usually say happen rather than occur:· The accident happened while she was at school.2[always + adverb/preposition] to happen or exist in a particular place or situationoccur in/among etc Whooping cough occurs mainly in young children. The highest rates of unemployment occur in the inner urban areas.occur to somebody phrasal verb if an idea or a thought occurs to you, it suddenly comes into your mindit occurs to somebody to do something I suppose it didn’t occur to you to phone the police? It never seems to occur to my children to contact me.it occurs to somebody (that) It had never occurred to him that he might be falling in love with her.
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