Nitrous oxide comes from car exhausts and from chemical fertilizers.

一氧化氮来自汽车废气和化学肥料。

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But they enjoy one blessing: an almost complete absence of pollution from car exhausts.

但是他们享有一种幸福：几乎完全不受汽车尾气的污染。

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Car parks cluttered with stress earned money. Housewives hurrying, car exhausts, liberated women with little freedom.

停车场一片凌乱，主妇匆匆忙忙，汽车排着尾气，解放了的妇女却几乎没有自由。

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It could, for instance, be particularly useful in environmental monitoring of smokestacks and car exhausts.

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In the 1980s, there was a vogue for fitting hoses to car exhausts and feeding fumes through the window.

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The 30-year-old's car was fitted with a new front wing, diffuser, engine cover and exhausts.

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