英语词汇“hand punch”的读音、翻译、释义、用法及例句-语文网

词汇	hand punch
释义	hand punch 手动打孔机经由键盘上按键的压力使卡片打孔并移动卡片的装置，每穿一张卡片，需要人工馈送与取走卡片。
随便看	master address space master air waybill master alignment control master-at-arms master attachment control master bedroom master B/L Master Card master card master catalog master class masterclass master clip master clock master clock frequency master console master contract master control master control code master control interrupt master control program master control routine master copy master credit master cryptography key

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