scum

scum

英 [skʌm]
　　美 [skʌm]

n. 浮渣；泡沫；糟粕
　　vi. 產生泡沫；被浮渣覆蓋
　　vt. 將浮渣去除掉

中文詞源：

scum 浮垢，浮渣，渣滓，敗類

來自中古英語 scum,泡沫，浮渣，來自 Proto-Germanic*skumaz,覆蓋，隱藏，來自 PIE*skeu, 覆蓋，隱藏，詞源同 hide,skim.引申比喻義渣滓，敗類等。

例句：

1. Someone had scrawled "Scum" on his car.
有人在他的車上塗寫瞭“人渣”的字樣。

2. Skim off any scum.
撇凈浮沫。

3. Skim the scum off the jam and let it cool.
撇去果醬上的浮沫，讓它冷卻。

4. There is a ring of scum in the washbasin.
這個臉盆內有一圈污垢.

5. There was green scum over the pond.
池塘水面有綠色的浮藻.