sewage/ˈsu:ɪdʒ or, in ɑritish use, 英式英语读作 ˈsju:-;`suɪdʒ/ n[U]waste matter from human bodies, factories, towns, etc that flows away in sewers (sewer1) （下水道里的）污物 chemical treatment of sewage 对下水道污物的化学处理 [attrib 作定语]sewage disposal 下水道污物处理.
牛津英汉双解词典