"abject cowardice" "a low stunt to pull" "a low-down sneak" "his miserable treatment of his family" "You miserable skunk!" "a scummy rabble" "a scurvy trick"
covered with scum;
"the scummy surface of the polluted pond"
例句
I wouldn't have anything to do with those scum. 我不会和那些无耻之徒来往。
When the meat is boiling, remove the scum. 当肉煮沸时，把浮在上面的浮渣撇掉。
There is a ring of scum in the washbasin. 这个脸盆内有一圈污垢。
These scum who fight at the football matches must be severely dealt with! 必须对那些专在足球比赛时打架的社会渣滓严加惩处！
Scum the bubble when the porridge is boiling. 粥煮沸时，请把浮沫撇去。
You have made us scum and refuse among the nations. 45你使我们在万民中成为污秽和渣滓。
