toxic smog

基本解釋

Oppressive heat and waves of toxic smog in Moscow have seen the death rate reach 700 a day, a senior Russian health official said today.
英國《衛(wèi)報》報道，俄羅斯衛(wèi)生部高級官員今天表示，駭人的熱浪與有毒煙霧已經使莫斯科每天的死亡人數(shù)達到了700人。
In polluted urban areas, they also enhance production of ozone, a key ingredient of smog that is potentially toxic to animal and plant life.
在受污染的市區(qū)，他們還促進臭氧的產生，臭氧是對動物和植物生命有潛在毒性的煙霧的關鍵成分。
There was smog, which I knew was toxic.
有大霧，我知道那是有毒的。

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