此外，它带来了没有污染的空气。

Moreover, it brings no pollution to the air.

youdao

一项调查表明，居住在没有或几乎没有污染的城市，居民平均寿命远高于污染严重地区的居民。

A survey shows that the average life expectancy of people living in cities with little or no pollution is far longer than those in heavily polluted areas.

youdao

没有油，意味着没有危险，没有污染的危险，没有损坏产品或造成产品不安全的危险，没有停产造成的损失。

No oil, means that there is no risk, no pollution, no damage to the risk of product or product safety risk caused by not, no production loss.

youdao