Definition of hand-punching in English:

hand-punching

noun ˈhandˌpʌn(t)ʃɪŋ

historical

The manual punching of holes by hand, especially in a particular pattern in card or paper, to represent information.

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

nounˈhandˌpʌn(t)ʃɪŋ

historical

The manual punching of holes by hand, especially in a particular pattern in card or paper, to represent information.

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

词汇	hand-punching
释义	Definition of hand-punching in English: hand-punching noun ˈhandˌpʌn(t)ʃɪŋ historical 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. Definition of hand-punching in US English: hand-punching nounˈhandˌpʌn(t)ʃɪŋ historical 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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