sludge例句分享

　　There was some sludge at the bottom of the tank.

　　油箱底有油泥。

　　The dewatered sludge is used as manure and fuel.

　　被脫水的爛泥使用作為肥料和燃料。

　　All dumping of sludge will be banned by 1998.

　　從1998年起，將禁止所有傾倒淤泥的行為。