castoff

1.Miss Diana gave away all her castoffs to the little girls in the orphan asylum.

戴安娜小姐把她所有穿旧不用衣服送给了孤儿院小女孩。

2.The factory has dumpaged its castoff into that river all along.As result,the river has been polluted.

该工厂一将其废物倾倒在那条河里。结果，那条河被污染了。