n.深的伤口(裂缝等）
v.（使）负深伤
He was bleeding from a gash on his head. 他头上的伤口在出血。
I was frightened when I saw the nasty gash in her arm. 她胳膊上又深又长的大伤口吓坏了我。
He gashed his foot on a piece of broken glass. 他的脚在一块碎玻璃上划了一个大口子。
