Punching
来自Big Physics
Safin（讨论 | 贡献）2022年4月28日 (四) 13:44的版本 （建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/punching ref] From punch + -ing. == etymonline == [https://www.etymonline.com/wor…”的新页面）
wiktionary
From punch + -ing.
etymonline
punching (n.)
c. 1400, "the cutting out of figures;" early 15c. as "the action of delivering blows with the fist," verbal noun from punch (v.). Related: Punching-bag "bag, generally large and heavy, suspended from the ceiling to be punched by an athlete, especially a boxer, for training or exercise" is by 1889 (also punch-bag); the figurative sense is attested by 1903.
