英语单词

keypunch是什么意思

keypunch

英 ['kiːpʌn(t)ʃ] 美 ['ki,pʌntʃ]
  • 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.

双语例句


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

单词首字母