n.孔
v.穿孔
例句与用法：
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
punch hole是什么
n.孔
v.穿孔
例句与用法：
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