臭氧层保护地球不受太阳紫外线的辐射。
The ozone layer shields the earth from the sun's ultraviolet rays.
第一章介绍了臭氧层保护领域的有关条约。
The first chapter introduces the related treaties of the field of the ozone layer protection.
环绕地球的臭氧层保护着我们的皮肤免受紫外线的伤害。
The ozone layer surrounding the earth protects our skin from being hurt by the ultraviolet rays.
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