keypunch


vi. 用打孔机打孔

n. 键控打孔机

英文词源

keypunch (n.)
1933, from keyboard (which operated it) + punch (v.), which is what it did to the cards inserted in it to record date.

实用例句

1. Of equipment; without a motor and intended for hand operation a manual keypunch a manual typewriter.
对设备而言, 指无马达和用手操作的设备(如人工键穿孔机、人工打字机).
来自互联网

热门英语单词

考试词汇

使用频率

星级词汇

分类标签