Besides congestion, accidents and fast fuel consumption, cars are responsible for a good part of air pollution in big cities.

除了道路堵塞、交通事故和燃料的迅速消耗，汽车还造成了大城市很大一部分的空气污染。

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Besides helping to reduce congestion (a growing problem on the roads in most places) and air pollution, the ambitious argue that bicycles can help to save both the nation and the world.

除了能够缓解交通拥堵(在多数地方日益成为公路上一大问题)和减少空气污染以外，更有人认为骑自行车无论对国家还是整个世界都有好处。

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Trucks are not suitable for moving heavy and large items. Besides, they increase road congestion and are hazardous to road safety.

卡车不适于移动大量的笨重的项目。再者，这种运货卡车，增加了道路拥挤，对道路安全构成威胁。

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