这些措施也能提高空气质量和粮食产量，可以挽救大概250万的生命。
The measures would also improve air quality and increase food production, preventing as many as 2.5 million deaths.
北京正在加紧提高空气质量，减少交通堵塞状况，这些都是因为汽车的增加而造成的。
Beijing is faced with an uphill battle to improve deteriorating air quality and alleviate traffic jams caused by the surge in car use.
中国的全新税收政策时精明的，减少燃油使用量、削减进口，让利本地汽车制造企业可以提高空气质量。
China's new tax is canny. It cuts fuel use, reduces imports, benefits local carmakers and may help to improve air quality.
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