私家车的数量英语

With the improvement of people's living standard,the number of private cars increases,which brings serious traffic problems.

With the improvement of people's living standards, the increase in the number of private cars, serious traffic problems.

With the development of China, the number of private cars is also increasing。As China develops, the number of private cars is also increasing。

As people living standard rise, the number of private cars increasing, serious traffic problems