We can't just sit back and do nothing about increasingly serious traffic problems.

对日益严重的交通问题我们不能袖手旁观。

youdao

The city is facing an increasingly serious traffic problems because of rapid mobility.

城市的快速机动化又使城市面临着日益严重的交通问题。

youdao

Considering these reasons, I think that there are many ways to solve the serious traffic problems.

考虑到这些原因，我认为有许多方式来解决严重的交通问题。

youdao

Clark sees traffic congestion as one of the most serious problems of our time - for a variety of reasons.

VOA: standard.2010.07.26

These countries have serious traffic problems and, because our tours had to be back at the ship by a certain time, extensive measures were taken to make sure that we did.

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