1.清除污染
2.防止污染
3.污染清除
4.消除污染
5.净化
1.清除污染
2.防止污染
3.污染清除
4.消除污染
5.净化
1.the removal of pollution from something
1.The Trent River Authority at least is on the side of depollution.
至少特棱特河川当局是赞成防止污染的。
2.The Tree Varieties Choosing of Depollution and Virescence
防污绿化与抗污吸污树种的选择
3.Depollution and Clean the Water in American
美国人的治污洁水法