英语词汇aperture card怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	aperture card
释义	aperture cardn.（名词） A punched card on which frames of a microfilmed document are mounted.窗孔卡片，穿孔卡片：镶有缩微胶片的穿孔卡片
随便看	union church Union City Union College (Kentucky) Union College (Kentucky) Union College (Nebraska) Union College (Nebraska) Union College (New York) Union County College Uniondale unionise unionism unionisms unionist unionists unionize unionized unionizes unionizing union jack union label Union of Soviet Socialist Republics unions union shop union suit Union University

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