waste product
英 [ˈweɪst prɒdʌkt]
美 [ˈweɪst prɑːdʌkt]
n. 工业垃圾; (生产中的)无用副产品
牛津词典
noun
- 工业垃圾;(生产中的)无用副产品
a useless material or substance produced while making sth else
英英释义
noun
- any materials unused and rejected as worthless or unwanted
- they collect the waste once a week
- much of the waste material is carried off in the sewers