scumKK [skʌm] /skʌm/发音名词1人渣、败类、混帐口语、贬义Anyone who steals from the elderly is absolute scum.会偷老人东西的就是十足的人渣。2浮渣、浮沫、水垢A layer of grayish scum had formed on the pond.池塘表面结了一层灰灰的浮渣。动词1撇去浮沫、除去浮渣Let the soup simmer and scum it every few minutes.让汤小火慢煮,每隔几分钟撇去浮沫。用这个字练口说→相关片语scum of the earth