noun
summary punch
A computing device that produces a punched card summarizing data from other punched cards, used in early data processing.
合計穿孔機は、古いデータ処理システムで使われていた。
The summary punch was used in old data processing systems.
Compound of 合計 (total, sum) + 穿孔機 (punch, perforator), referring to a machine that punches summary data.