英语词汇“opaque projector”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	opaque projector
释义	opaque projector —opaque projecting. a machine for projecting opaque objects, as books, on a screen, by means of reflected light. [1950-55]
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