So people should not only save water but also need prevent water to be polluted.

人们不仅应该节约用水更应该防止对本来就很匮乏的淡水资源的污染。

youdao

So people should not only save water but also need prevent water to be polluted.

人们不仅应该节约用水更应该防止对本来就很匮乏的淡水资源的污染。

youdao