Climbers, however, must be careful not to pollute the environment.
然而，攀岩者必须注意不要污染环境。
Sometimes people pollute the environment.
有时人们污染环境。
If you love environment, don't pollute it.
如果你爱你的环境，请不要污染它。
Good idea, because factories always pollute the environment by pouring waste water directly into rivers.
好主意，因为工厂经常排出的废水直接流进河里污染环境。
Some throw wastes everywhere and pollute the environment .
到处乱扔垃圾污染环境。
They pollute the environment, it makes me sad.
他们污染环境，使我很难过。
The transportation and treatment of dry ore powder will produce dust and pollute the environment.
缺点是干燥矿粉的制备、运输和加工过程中会产生扬尘，造成环境污染。
Without toxin and harm, the collector will not pollute the environment.
该捕收剂还具有无毒、无害，不会对环境造成污染等优点，效益显著。
Please do not pollute the environment, we should protect it!
我们不能在地球上破坏环境。
The reason why they pollute the environment is that they want to make money.
人们破坏环境的原因是他们想赚钱。
The reason why they pollute the environment is that they want to make money.
人们破坏环境的原因是他们想赚钱。
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