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Today noise pollution is a common phenomenon, we can't get away from them.
今天噪音污染是一个普遍的现象，我们无法逃离它们。
youdao
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Wee need to keep pollution away from this forest.
我们需要保护这片森林免受污染。
youdao
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Wee need to keep pollution away from this forest.
我们需要保护这片森林免受污染。
youdao