keypunched

keypunched读音音标

英

美

keypunched意思解释

n.

键控芽孔机；盘式穿孔机；键盘穿孔机

v.

用打孔机打孔

网络

键控穿孔机；按键打孔；键盘凿孔机

变形

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英英释义

A keypunch is a device for precisely punching holes into punch cards at specific locations as determined by the keys struck by the operator.