| 释义 |
noun | verb experimentexperiment1 /ɪkˈspɛrəmənt/ ●●● S3 W2 noun [countable, uncountable] ETYMOLOGYexperiment1Origin: 1300-1400 Old French Latin experimentum, from experiri to try out verbs► do/carry out an experiment They carried out a series of experiments to test the theory. ► perform/conduct an experiment formal (=do an experiment) The laboratory began conducting experiments on rats. ► design/devise an experiment (=plan an experiment) The scientists designed experiments to be conducted on the space station. ► repeat an experiment They repeated the experiment several times and got the same results. ► an experiment shows/proves/demonstrates something His experiment showed that lightning was a kind of electricity. ► an experiment suggests something Experiments suggest that the disease may be carried by flies. adjectives/nouns + experiment► a scientific/medical/psychological experiment Astronauts performed scientific experiments during the flight. ► animal experiments (=experiments using animals) I think most animal experiments are cruel and unnecessary. ► a laboratory experiment (=one that takes place in a laboratory) They did a series of laboratory experiments on human sleep patterns. ► a field experiment (=one that takes place in a real situation, not in a laboratory) In field experiments, we used patients who did not know that it was a test situation. ► a controlled experiment (=one that is done using correct scientific methods) The theory has not yet been tested by a properly controlled experiment. ► a practical experiment (=one that relates to real situations or events, not scientific theories) The team compiled a set of practical experiments in astronomy for use in classrooms. ► a simple experiment In a simple experiment, he gave yellow and green grasshoppers a choice between yellow and green backgrounds. THESAURUSserious study of a subject, that is intended to discover new facts or test new ideas► researchserious study of a subject, that is intended to discover new facts or test new ideas: Huge amounts of money are spent on scientific research. The research project is being run by Dr. Donald Abrams at the University of California. ► study a piece of research on a particular subject: The study showed that children who ate a good breakfast did better at school. ► experiment a scientific test done to find out how something reacts under particular conditions, or to find out if a particular idea is true: Skinner carried out a series of experiments to test his theory. ► work the things that you do when you are studying something: Edison is known for his work on lightbulbs, but he also invented a lot of other things. ► analysis a careful examination of something in order to understand it or to find out what it contains: She conducts in-depth analysis of business trends for her job. ► results/findings the information that someone has discovered as a result of research: The results of the study will be published in the "New England Journal of Medicine." ► conclusion something you decide is true after examining a subject carefully, especially when this is written at the end of an official report: Their conclusion was that the drug was effective in most cases. 1science a scientific test that can be repeated at another time, done to find out how something will react in a particular situation, or to find out if a particular idea is true: Medical experiments proved the effectiveness of the drug.experiment on/with The company carries out experiments with crops such as tomatoes.an experiment to see/test/learn etc. They conducted an experiment to test the ability of dogs to see color.in an experiment In this experiment, different metal objects were left in water to see if they rusted.► see thesaurus at research12a process in which you try a new idea, method, etc. to find out if it is useful or effective: I decided to try a little experiment to see if it was quicker to walk to work.experiment in The settlement was an experiment in communal living. [Origin: 1300–1400 Old French, Latin experimentum, from experiri to try out]COLLOCATIONSverbsdo/carry out an experiment They carried out a series of experiments to test the theory.perform/conduct an experiment formal (=do an experiment) The laboratory began conducting experiments on rats.design/devise an experiment (=plan an experiment) The scientists designed experiments to be conducted on the space station.repeat an experiment They repeated the experiment several times and got the same results.an experiment shows/proves/demonstrates something His experiment showed that lightning was a kind of electricity.an experiment suggests something Experiments suggest that the disease may be carried by flies.adjectives/nouns + experimenta scientific/medical/psychological experiment Astronauts performed scientific experiments during the flight.animal experiments (=experiments using animals) I think most animal experiments are cruel and unnecessary.a laboratory experiment (=one that takes place in a laboratory) They did a series of laboratory experiments on human sleep patterns.a field experiment (=one that takes place in a real situation, not in a laboratory) In field experiments, we used patients who did not know that it was a test situation.a controlled experiment (=one that is done using correct scientific methods) The theory has not yet been tested by a properly controlled experiment.a practical experiment (=one that relates to real situations or events, not scientific theories) The team compiled a set of practical experiments in astronomy for use in classrooms.a simple experiment In a simple experiment, he gave yellow and green grasshoppers a choice between yellow and green backgrounds. noun | verb experimentexperiment2 /ɪkˈspɛrəˌmɛnt/ ●●○ verb [intransitive] VERB TABLEexperiment |
| Present | I, you, we, they | experiment | | he, she, it | experiments | | Past | I, you, he, she, it, we, they | experimented | | Present perfect | I, you, we, they | have experimented | | he, she, it | has experimented | | Past perfect | I, you, he, she, it, we, they | had experimented | | Future | I, you, he, she, it, we, they | will experiment | | Future perfect | I, you, he, she, it, we, they | will have experimented |
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| Present | I | am experimenting | | he, she, it | is experimenting | | you, we, they | are experimenting | | Past | I, he, she, it | was experimenting | | you, we, they | were experimenting | | Present perfect | I, you, we, they | have been experimenting | | he, she, it | has been experimenting | | Past perfect | I, you, he, she, it, we, they | had been experimenting | | Future | I, you, he, she, it, we, they | will be experimenting | | Future perfect | I, you, he, she, it, we, they | will have been experimenting |
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