scum
noun
uk/skʌm/us/skʌm/scumnoun(DIRT)
[U]
alayerofunpleasantorunwantedmaterialthat hasformedon thetopof aliquid:
（液体上的）浮沫，浮渣，浮垢Thelakenear thefactorywascoveredwithgrey, foul-smelling scum.这家工厂附近的湖面上浮着一层灰蒙蒙、散发着臭气的浮垢。
Rubbish and waste
- anti-litter
- anti-littering
- debris
- dejunk
- dejunking
- garbage disposal
- gubbins
- high-level waste
- influent
- jetsam
- litter
- recycle
- rubbish
- sewerage
- shavings
- skip diving
- slag
- spoil
- tat
- white elephant
scumnoun(IMMORAL PERSON)
[CorU]informalpluralscum
a verybadorimmoralpersonorgroupofpeople:
人渣；败类People whoorganizedogfightsare scum in myopinion!我认为那些组织斗狗的人是人渣！
Hisbosstreatshimlikescum(= verybadly).他老板不把他当人看。
racistscum种族主义暴徒
Idiom
the scum of the earth