| 单词 | flash | 
| 释义 | Word Frequency flash(flæʃ) noun 1.  a sudden short blaze of intense light or flame   a flash of sunlight 2.  a sudden occurrence or display, esp one suggestive of brilliance   a flash of understanding 3.  a very brief space of time  over in a flash 4.  an ostentatious display  a flash of her diamonds 5.  Also called: newsflash a short news announcement concerning a new event 6.  Also called: patch mainly British an insignia or emblem worn on a uniform, vehicle, etc, to identify its military formation 7.  a patch of bright colour on a dark background, such as light marking on an animal 8.  a volatile mixture of inorganic salts used to produce a glaze on bricks or tiles  9.  a.  a sudden rush of water down a river or watercourse  b.  a device, such as a sluice, for producing such a rush 10.  photography informal  short for flashlight (sense 2),  flash photography   11.  a ridge of thin metal or plastic formed on a moulded object by the extrusion of excess material between dies 12.  Yorkshire and Lancashire dialect a pond, esp one produced as a consequence of subsidence  13. (modifier) involving, using, or produced by a flash of heat, light, etc  flash blindness  flash distillation 14. flash in the pan  adjective 15.  informal ostentatious or vulgar  16.  informal of or relating to gamblers and followers of boxing and racing 17.  sham or counterfeit  18.  informal relating to or characteristic of the criminal underworld  19.  brief and rapid   flash freezing verb 20.  to burst or cause to burst suddenly or intermittently into flame 21.  to emit or reflect or cause to emit or reflect light suddenly or intermittently 22. (intransitive) to move very fast   he flashed by on his bicycle 23. (intransitive) to come rapidly (into the mind or vision) 24. (intr; foll by out or up) to appear like a sudden light  his anger really flashes out at times 25.  a.  to signal or communicate very fast  to flash a message b.  to signal by use of a light, such as car headlights  26. (transitive) informal to display ostentatiously  to flash money around 27. (transitive) informal to show suddenly and briefly 28. (intransitive) British slang to expose oneself indecently 29. (transitive) to cover (a roof) with flashing 30.  to send a sudden rush of water down (a river, etc), or to carry (a vessel) down bythis method 31.  (in the making of glass) to coat (glass) with a thin layer of glass of a differentcolour 32. (transitive) to subject to a brief pulse of heat or radiation 33. (transitive) to change (a liquid) to a gas by causing it to hit a hot surface 34.  obsolete to splash or dash (water) Word originC14 (in the sense: to rush, as of water): of unknown origin | 
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