有毒化学品有爆炸后进入空气的危险。
There is a risk that toxic chemicals might be blasted into the atmosphere.
可怜的、善良的嘟嘟士，对你来说今天晚上的空气中弥漫着危险。
Poor kind Tootles, there is danger in the air for you to-night.
在低收入及中等收入国家，大约十分之九的人生活在室外空气污染经常达到危险程度的地方。
Around 9 in 10 people in low-and middle-income countries live in places where they regularly experience dangerous levels of outdoor air pollution.
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