| 单词 | key punch |
| 释义 | key punch in British Englishnoun 1. Also called: card punch a device having a keyboard that is operated manually to transfer data onto punched cards, paper tape, etc verb key-punch 2. to transfer (data) onto punched cards, paper tape, etc, by using a key punch key-punch in British English (kiː pʌntʃ) verb (transitive) computing to transfer (data) onto punched cards, paper tape, etc, by using a key punch the columns to be key-punched key punch in American English a machine, operated from a keyboard, used to record data by punching holes in cards that can then be fed into machines for sorting, accounting, etc. |
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