worsen environmental pollution
environmental pollution is serious
pollution is more and more
the air pollution is very serious
The environment has been polluted seriously.
污染越来越严重Pollution is getting steadily worse.
Air pollution is a serious situation。（空气污染） （是） （很严峻的形势）即指空气污染很严重。当然，如果你要直译的话：则可 Air pollution is very serious。希望能帮到你。
pollution is more and more serious
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小麻烦ly
