en/ielts/vocabulary/scum

scum

泡沫，浮垢，糟粕，渣滓

難度: 0.55
重要性: 0.60
類型: VOCABULARY
級別: IELTS

例句

a pond covered with green scum
漂满绿色浮沫的池塘

開始 20 題自適應測評