臭氧提供天然的保护，防止太阳的有害紫外线的侵害，这种紫外线会导致晒斑，白内障，皮肤癌以及危害植物。

Ozone provides a natural protective filter against harmful ultra-violet rays from the sun, which can cause sunburn, cataracts and skin cancer as well as damage vegetation.

youdao

其相应的后果是增加多达2000万皮肤癌和1.3亿白内障病例，更不用说对人类免疫系统、野生动植物和农业造成的危害了。

This in turn could have led to up to 20 million more cases of skin cancer and 130 million more cases of eye cataracts, not to speak of damage to human immune systems, wildlife and agriculture.

youdao

其相应的后果是增加多达2000万皮肤癌和1.3亿白内障病例，更不用说对人类免疫系统、野生动植物和农业造成的危害了。

This in turn could have led to up to 20 million more cases of skin cancer and 130 million more cases of eye cataracts , not to speak of damage to human immune systems, wildlife and agriculture.

youdao