| 释义 |
hot spot
hot spot or hot·spot (hŏt′spŏt′)n.1. An area in which there is dangerous unrest or hostile action: "opportunities ... for United Nations forces to play a constructive role in some of the world's hot spots" (Paul Lewis).2. Informal A lively and popular place, such as a nightclub.3. An area of intense heat, radiation, or activity.4. A location where Wi-Fi is publicly available.hot spot or hotspotn1. (Government, Politics & Diplomacy) an area of potential violence or political unrest2. a lively nightclub or other place of entertainment3. an area of great activity of a specific type: the world's economic hot spots. 4. (Automotive Engineering) a. any local area of high temperature in a part of an engine, etcb. part of the inlet manifold of a paraffin engine that is heated by exhaust gases to vaporize the fuel5. (Computer Science) computing a place where wireless internet, esp broadband, services are provided to users of portable computers through a wireless local area network, such as in an airport, railway station, or library6. (Pathology) med a. a small area on the surface of or within a body with an exceptionally high concentration of radioactivity or of some chemical or mineral considered harmfulb. a similar area that generates an abnormal amount of heat, as revealed by thermography7. (Genetics) genetics a part of a chromosome that has a tendency for mutation or recombinationhot′ spot` or hot′spot`,
n. 1. a country or region where dangerous or difficult political situations exist or may develop. 2. any area or place of known danger, instability, etc. 3. Informal. a nightclub. 4. a chromosome site or a section of DNA having a high frequency of mutation. [1925–30, Amer.] hot spot (hŏt) A volcanic area, usually 60 to 120 miles (97 to 193 kilometers) across, believed to lie above a rising plume of hot magma within the Earth. The source of the heat is thought to be the decay of radioactive elements deep within the Earth. The Hawaiian Islands are believed to have formed as the result of a tectonic plate moving over a hot spot. See more at tectonic boundary.hot spotRegion in a contaminated area in which the level of radioactive contamination is considerably greater than in neighboring regions in the area.Thesaurus| Noun | 1. | hot spot - a place of political unrest and potential violence; "the United States cannot police all of the world's hot spots"hotspotgeographic area, geographic region, geographical area, geographical region - a demarcated area of the Earth | | 2. | hot spot - a point of relatively intense heat or radiationhotspotpoint - the precise location of something; a spatially limited location; "she walked to a point where she could survey the whole street" | | 3. | hot spot - a lively entertainment spothotspotspot - a business establishment for entertainment; "night spot" |
hot spotnounA difficult, often embarrassing situation or condition:box, corner, deep water, difficulty, dilemma, Dutch, fix, hole, hot water, jam, plight, predicament, quagmire, scrape, soup, trouble.Informal: bind, pickle, spot.Translationshot spot
hot spot1. A popular location for entertainment or social activity. The trendy new restaurant became the city's latest hot spot.2. A place where a particular thing occurs frequently. City Hall has become a hot spot for protests lately—it seems like there's one every week.3. A place known to be dangerous due to violence or crime. The government issued an alert to Americans traveling abroad, warning them about hot spots for terrorism.See also: hot, spota ˈhot spot (informal)
1 a place where fighting is common, especially for political reasons: As a journalist, I get sent to one hot spot after another.
2 a place where there is a lot of activity or entertainment: We went clubbing in some of Ibiza’s most famous hot spots.See also: hot, spothot spot
hot spot1. an area of potential violence or political unrest 2. a. any local area of high temperature in a part of an engine, etc. b. part of the inlet manifold of a paraffin engine that is heated by exhaust gases to vaporize the fuel 3. Computing a company that provides wireless access to the internet for users of portable computers or the places from which the internet can be accessed in this manner 4. Meda. a small area on the surface of or within a body with an exceptionally high concentration of radioactivity or of some chemical or mineral considered harmful b. a similar area that generates an abnormal amount of heat, as revealed by thermography 5. Genetics a part of a chromosome that has a tendency for mutation or recombination hot spot See radio-source structure.hot spot[′hät ‚spät] (chemical engineering) An area or point within a reaction system at which the temperature is appreciably higher than in the bulk of the reactor; usually locates the reaction front. (computer science) A word in a multiprocessor memory that several processors attempt to access simultaneously, creating a conflict or bottleneck. (engineering) An area in a pipeline that is subject to excessive corrosion. (forestry) A forest region where fires occur at frequent intervals. (graphic arts) A region of excessive illumination on a photo. (cell and molecular biology) A site in a gene at which there is an unusually high frequency of mutation. (nucleonics) A surface area of higher than average radioactivity. A part of a reactor fuel surface element that has become overheated. (physics) A localized region with temperature higher than the surroundings. hot spot (1)(primarily used by C/Unix programmers, but spreading)It is received wisdom that in most programs, less than 10% ofthe code eats 90% of the execution time; if one were to graphinstruction visits versus code addresses, one would typicallysee a few huge spikes amidst a lot of low-level noise. Suchspikes are called "hot spots" and are good candidates forheavy optimisation or hand-hacking. The term is especiallyused of tight loops and recursions in the code's centralalgorithm, as opposed to (say) initial set-up costs or largebut infrequent I/O operations.
See tune, bum, hand-hacking.hot spot (2)The active location of a cursor on a bit-map display. "Putthe mouse's hot spot on the "ON" widget and click the leftbutton."hot spot (3)A screen region that is sensitive to mouse clicks, whichtrigger some action. Hypertext help screens are an example,in which a hot spot exists in the vicinity of any word forwhich additional material is available.hot spot (4)In a massively parallel computer with shared memory,the one location that all 10,000 processors are trying to reador write at once (perhaps because they are all doing abusy-wait on the same lock).hot spot (5)More generally, any place in a hardware design that turnsinto a performance bottleneck due to resource contention.hot spot
hot spota region in a gene in which there is a putatively high rate of mutation or recombination.hot spot Epidemiology A region with a marked ↑ of a particular disease–eg, HIV infection among disenfranchised inner-city inhabitants. See Designer antibodies. hot spot (hot spot) A region in a gene in which there is a putatively high rate of mutation. AcronymsSeeheadsethot spot
Synonyms for hot spotnoun a difficult, often embarrassing situation or conditionSynonyms- box
- corner
- deep water
- difficulty
- dilemma
- Dutch
- fix
- hole
- hot water
- jam
- plight
- predicament
- quagmire
- scrape
- soup
- trouble
- bind
- pickle
- spot
Synonyms for hot spotnoun a place of political unrest and potential violenceSynonymsRelated Words- geographic area
- geographic region
- geographical area
- geographical region
noun a point of relatively intense heat or radiationSynonymsRelated Wordsnoun a lively entertainment spotSynonymsRelated Words |