punching
n. 拳打
sp. 动词punch的现在分词形式.
英英释义
动词punch
- deliver a quick blow to
- drive forcibly as if by a punch
- make a hole into or between, as for ease of separation
例句
- They cut holes on the sheet of metal with a punch press.他们用冲床在金属板上打孔。
- Small pieces of paper or cardboard generated by punching holes in paper tape or data cards.孔屑在纸带或数据卡片上打孔所产生的小纸屑或硬纸片