英语词汇“aperture card”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	aperture card
释义	aperture card aperture card [′ap·ə‚chər ‚kärd] (graphic arts) A card designed with apertures for mounting or inserting frames of microfilm. aperture card A punch card that holds a frame of microfilm.
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英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。