1、A perforation, as in a punched card or paper tape
在穿孔卡片或紙帶上穿孔的一種動作。

2、Bouchon and Falcon's punched card loom appeared in 1775, later improved on by Jacques DE Vaucanson.
1775年，布香(Bouchon)和福爾肯(Falcon)的穿孔卡織布機出現(xiàn)了。后來，雅卡爾?德?沃康桑(JacquesdeVaucanson)改善了這種織布機。

3、The user interface was largely in the form of punched card input and report output.
用戶界面主要是穿孔卡片的形式輸入和報告輸出。

4、A perforation, as in a punched card or paper tape.
在穿孔卡片或紙帶上穿孔的一種動作。

punched card翻譯