英语词汇“entrance pupil”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	entrance pupil
释义	entrance pupil Optics. the image of the aperture viewed from the objective of an optical system limiting the rays that enter the system. Cf. exit pupil.
随便看	rolled roast roller roller bearing Rollerblade roller-blind shutter roller chain roller coaster roller-coaster Roller Derby roller gate roller hockey roller mill roller rink roller skate roller-skate roller towel Rolle's theorem roll film rolliche rollick rollicking rollicksome rolling rolling-element bearing rolling hitch

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