求翻译：浪费燃料及污染：引擎在塞车时仍不断运转，持续消耗燃料，并且在堵塞的时候，车辆必须不断加速、煞车，增加燃料的耗费，因此交通堵塞不仅浪费能源，也造成空气污染。是什么意思？

Wasted fuel and pollution: the engine running in traffic jams continued, sustained consumption of fuel, and when the plug, the vehicle must continue to accelerate, brake, fuel cost increases, so traffic congestion is not only a waste of energy, but also cause air pollution.

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Wasted fuel and pollution: continues to operate when the engine in traffic jams, continued to fuel consumption, and obstruction of, the vehicle must be constantly accelerating, braking, increasing the cost of fuel, therefore traffic jams not only wastes energy, also caused air pollution.