求翻译：目前，全世界的汽车保有量已超过10亿辆，全世界每千人拥有汽车120辆。全世界的汽车保有量以每年3000万辆的速度增长。在车辆不多的情况下，大气的自净能力尚能化解车辆排出的毒素。但眼下已车满为患，交通拥堵成为家常便饭，汽车本应具备的便捷、舒适、高效的特点却被过多的车辆逐步抵消。“汽车灾难”已经形成。是什么意思？

Currently, the world's vehicle population has more than one billion, 120 cars per thousand around the world. Cars in the world 30 million per year growth rate. In the case of small vehicles, self-purification capacity of the atmosphere can still resolve the emit toxins. But now has been overflowing

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At present, the world automobile inventory has surpassed 1,000,000,000, the world every thousand people have automobile 120.World automobile inventory by every year 30,000,000 speed growths.In vehicles not many situations, the atmosphere still could melt the toxin from only ability which the vehicle

Currently, car ownership has more than 1 billion vehicles all over the world, owns 120 cars per thousand in the world. Car ownership in the world grow at a rate of 30 million units a year. In the case of vehicles not much, self-purification ability of the atmosphere can still dissolve vehicles emit

正在翻译，请等待...