Apart from reducing road traffic injuries, lower average traffic speeds can have other positive effects on health outcomes (e.g. by reducing respiratory problems associated with car emissions).

较低的平均交通速度除了降低道路交通伤害之外，可能对健康结果还有其它方面的积极效果(如减少与汽车排放相关的呼吸系统问题)。

youdao

In addition to traffic conflict, this mixing has led to road congestion and road safety problems.

除交通冲突之外，这种混合还导致了道路拥堵和道路安全问题。

youdao

The city has huge problems with road traffic.

城市有严重的道路交通问题。

youdao

Tina Fallon said the latest accidents at the bridge on Derby Road were causing traffic problems along the road and train delays.

BBC: Ambergate railway bridge hit four times in six months

What if your car could sense road conditions and traffic problems that are out of your sight?

CNN: Behold the?all-seeing, self-parking, safety-enforcing, networked car

"There are problems with forestry, damage to crops, road traffic accidents and deer need to be moved on from problem locations and stag hunting does that very well, " he said.

BBC: NEWS | UK | Northern Ireland | Frustrations of hunter and hunted