氯氟烃对臭氧层有害。

Chlorofluorocarbons are harmful to the ozone layer.

工厂排放的污染物会破坏臭氧层。

Pollutants released by factories can damage the ozone layer.

臭氧层位于平流层。

The ozone layer is located in the stratosphere.

科学家们正在研究如何修复臭氧层。

Scientists are studying how to repair the ozone layer.

臭氧层保护地球免受紫外线的伤害。

The ozone layer protects the Earth from ultraviolet rays.

臭氧层的消耗增加了患皮肤癌的风险。

The depletion of the ozone layer increases the risk of skin cancer.

臭氧层保护地球免受有害的紫外线辐射。

The ozone layer protects the Earth from harmful ultraviolet rays.

平流层中的臭氧层保护我们免受紫外线的伤害。

The ozone layer in the stratosphere protects us from ultraviolet rays.

你不知道如何修复我们臭氧层的漏洞。

You don't know how to fix the holes in our ozone layer (臭氧层).

臭氧层的化学成分。

The chemistry of the ozone layer.