scum
[skʌm]
n. 槽粕, 渣滓, 卑贱之人
v. 形成浮渣, 去除浮渣
例句与用法：
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！
When the meat is boiling, remove the scum.
当肉煮沸时，把浮在上面的浮渣撇掉。
I wouldn't have anything to do with those scum.
我不会和那些无耻之徒来往。
词形变化：
形容词: scummy | 副词: scummily | 名词: scummer | 动词过去式: scummed | 动词过去分词: scummed | 动词现在分词: scumming | 动词第三人称单数: scums |
详细释义：
n.
1. 浮渣, 浮垢[U][S]
2. (治金)铁渣, 熔渣[U][S]
3. 渣滓, 糟粕[U][S]
4. 【口】社会渣滓[M]
Some scum stole my bicycle.
那个人渣偷了我的自行车。
These scum who fight at football matches must be severely dealt with.
这些在橄榄球赛上殴斗的社会渣滓必须严处。
He's not a scum.
他不是一个卑贱的人。
vi.
形成泡沫; 盖满渣垢
vt.
撇除(浮沫等)
短语词组：
the scum of the earth
1. 最糟糕的人
They are the scum of the earth.
他们都是些人类的渣滓。