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Kotomora

穿せん孔こう機き

せ
ん
こ
う
き

Meanings

1

noun

drilling machine; boring machine; drill press

General term for a machine that drills holes in materials such as metal, wood, or rock.

2

noun

keypunch; card punching machine

Historical data processing term for a machine that punches holes in cards or paper tape; now largely obsolete.