The problems of traffic congestion will not disappear in a hurry.

交通堵塞问题不会很快消失。

Here I'd like to put forward three suggestions to solve the problem of traffic congestion.

在此我想提出三点建议以解决交通拥堵问题。

The plan should ease traffic congestion in the town.

这项计划对城里的交通拥挤状况应该有所缓解。

There is always traffic congestion in that street.

这条路是为缓解交通拥挤而开辟的。

Mass transit reduces traffic congestion and the pollution it generates.

公共交通减少了交通拥挤和由此产生的污染。