They opened the doors and windows so that noxious fumes could spread out.

他们打开门窗以便有毒烟雾能够扩散出去。

A noxious smell wafted in through the window.

一股难闻的气味从窗户飘了进来。

It is well known that plastics release noxious gases when they burn.

众所周知，塑料燃烧时会释放有害气体。

Colorful mushrooms are usually noxious.

五颜六色的蘑菇通常是有毒的

Heavy industry pollutes our rivers with noxious chemicals.

重工业排放的有毒化学物质污染着我们的河流。

Skunk, a noxious liquid mixture of nontoxic ingredients including baking powder and yeast, is blasted onto protesters from a water cannon.

臭鼬，一种由发酵粉和酵母等无毒成分混合而成的有毒液体，从高压水枪喷到抗议者身上。

Their behaviour was noxious.

他们的行为令人生厌。

Many household products give off noxious fumes.

很多家用产品散发有害气体。

Noxious fumes poison the air.

有害的烟污染了空气。