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punched card是什么意思，punched card的翻译，punched card音标、读音、用法和例句_食材铺反向词典
食材铺反向词典

punched card

P 开头单词

同根派生

     

英汉例句

  • One of the horizontal lines on a punched card.
    穿孔卡片上的水平行。
  • A device which reads data from punched cards and sends them to the computer.
    从穿孔卡片上读出数据送入计算机的一种装置。