- 释义：
- n. 污染，污染物
- 例句：
-
Thousands of young salmon and trout have been killed by the pollution.
成千上万的鲑鱼和鳟鱼的鱼苗因污染而死亡.
换一句
-
The new law will reduce pollution of the rivers.
这条新法律将会减轻河流污染.
换一句
-
Air pollution in the city had reached four times the acceptable levels.
这座城市的空气污染程度曾高达可接受标准的四倍.
换一句