英语词汇“roof prism”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	roof prism
释义	roof prism noun : a glass prism used in an optical range finder and other instruments that performs the double function of changing the direction of the light rays by 90 degrees and reversing the image right to left — compare porro prism
随便看	sound barrier sound bite sound board soundboard sound boarding sound boat sound bone sound bow sound box sound cage sound camera sound card sound change sound-condition sound-conditioned sound-conditioning sound-dead sound effects sound-effects man sounder sounder soundest sound field sound figures sound film

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