公路桥必须承载很多来往车辆。

A road bridge has to carry a lot of traffic.

《牛津词典》

每天这个时候总是有很多来往车辆。

There's always a lot of traffic at this time of day.

《牛津词典》

每天这个时候总是有很多来往车辆。

There's always a lot of traffic at this time of day.

《牛津词典》