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单词 hand-punching
释义

hand-punching

/ˈhandˌpʌn(t)ʃɪŋ/
Now chiefly historical
noun
The manual punching of holes by hand, especially in a particular pattern in card or paper, to represent information.

Origin

Mid 19th century; earliest use found in Charles Babbage (1791–1871), mathematician and computer pioneer. From hand + punching, after hand punch.

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更新时间:2024/9/22 16:32:15