定义
the scum (on the surface of a liquid): (液体的表面上的)泡沫
(That man is) scum! (Slang): (那个人简直就是个)人渣!(俚语)
- "Managers: my unbiased opinion on these evil scum"
- "Samantha : Men aren't strange, Susie, they are scum. What was he doing anyway?"