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。
Besides accidents and fast fuel consumption, cars are responsible for a good amount of air pollution in big cities.
除了意外和快速燃料消耗，汽车负责大量的空气污染在大城市。
The accidents of indoor air pollution occur quite frequently, and 68% human diseases are related with it.
室内空气污染事件频繁发生，68%的人体疾病与室内污染有关。
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