英语词汇“the speed of light/sound”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	the speed of light/sound
释义	the speed of light/sound the speed of light/sound 4 F0 the rate at which light or sound travels: » The speed of light is 300 million metres per second.» These planes travel at twice the speed of sound.Thesaurus⁺: ↑Speed of motionThesaurus⁺: ↑The engine and engine parts , ↑Engines and motors 5 F0 [C] a GEAR(Cf. ↑gear) noun ^{(ENGINE PART)}: » a bicycle with ten speeds» a ten-speed bicycleThesaurus⁺: ↑BicyclesThesaurus⁺: ↑The engine and engine parts , ↑Engines and motors 6 F0 [C] the rate at which a photographic film absorbs or reacts to light: » What speed film do I need for taking photographs indoors?Thesaurus⁺: ↑PhotographyMain Entry: ↑speed
随便看	onward onward and upward onwards on welfare on wheels on your bike! on your last legs on your marks, get set, go! on your merits on your mettle on your own on your own head be it on your own initiative on your (own) merits on your own merits on your rounds on your tod on your toes onyx O, o oodles ooh ooh and aah oomph oops

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