With the increase of the vehicle amount, traffic accident occurrence frequency in China has risen.

随着汽车总量的增长，我国已成为交通事故发生频率最高的国家之一。

youdao

With the increase of the vehicle amount, traffic accident occurrence frequency in China has risen.

随着汽车总量的增长，我国已成为交通事故发生频率最高的国家之一。

youdao