But-and it's a crucial but-you can clean the air without really cleaning the air.

不过有一点至关重要——清洁空气并不一定要真的去净化空气。

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They help clean the air you breathe, are beautiful, and create a wonderful conversation starter.

我们可以帮你们清洁你们呼出的空气。我们是如此的漂亮，而且总是成为客人来访开启对话的第一个话题。

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Michael Bloomberg has plans to plant 1m trees in New York, which will further boost property values and clean the air.

布隆·伯格已计划在纽约种100万颗树，房地产会因此增值，空气也会变清新。

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Today,the filters clean the air in planes.

VOA: special.2009.07.14

The air is crisp and clean, unlike this room.

不像这屋子里，外面的空气新鲜又清静。

I want to 实战 - SpeakingMax英语口语达人

The air is clean. The trees are dark and very large.

VOA: special.2009.11.16

This would clean the air in China, which the Chinese want and are willing to pay for.

FORBES: Magazine Article

Sometimes it feels like people think the Prius is so great that it can magically clean the air around it.

FORBES: Enough With the Prius Love Fest, Already

Bringing solar to these areas will not only help clean the air, but will also put local solar installers to work.

FORBES: Los Angeles Fits The Bill To Become A Solar Hotspot