如 臭氧层变薄，其根源化学品被禁止。

When the ozone layer was thinning, chemicals causing it were banned.

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科学家们相信灼伤是因为臭氧层变薄，致使紫外线辐射等级增加而引起的。

Scientists believe the sunburns are due to increasing levels of ultraviolet radiation resulting from the thinning ozone layer.

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最常见的皮肤癌发生于表皮(皮肤外层)，因大气中臭氧层变薄而发生频率越来越高。

The most common types arise in the epidermis (outer skin layer) and have become more frequent with the thinning of the atmosphere's ozone layer.

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