Not only will you save money on fuel and the general upkeep of car but other knock on effects include the improved outdoor air quality and reduction on road congestion.

你不仅可以在燃料和汽车日常保养费上省下钱，也对改善室外空气质量和降低道路拥堵起了很大的作用。

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Scientists are only beginning to understand the basic biology of car exhaust's toxic neural effects, especially from prenatal or lifetime exposures.

科学家刚刚开始探究汽车尾气对神经产生有害影响的基本生物学原理，特别是出生前及终身吸入尾气的情况。

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Apart from reducing road traffic injuries, lower average traffic speeds can have other positive effects on health outcomes (e.g. by reducing respiratory problems associated with car emissions).

较低的平均交通速度除了降低道路交通伤害之外，可能对健康结果还有其它方面的积极效果(如减少与汽车排放相关的呼吸系统问题)。

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There has long been speculation that BMW could quit F1 along with fellow car manufacturers Toyota and Renault because of the effects of the economic downturn on car sales.

BBC: BMW to quit F1 at end of season

The speed at which things can go wrong and the margin for error correction in a car is radically different from airplanes under most conditions, and the cross-cumulative effects of contextual disturbances means that car companies cannot really simulate everything in advance.

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"There's a global decline in car manufacturing and we're feeling the effects, " he said.

BBC: Concern over Mini weekend closure