He was stuck in a line of slow-moving traffic.

他堵在缓缓移动的车流里了。

《柯林斯英汉双解大词典》

She could drive unimpeded by slow-moving traffic.

她可以不受影响地在缓慢的车流里行驶。

《柯林斯英汉双解大词典》

This speed range was chosen because it is when most collisions take place, especially rear-end shunts in slow-moving traffic.

之所以选择这样的速度范围，是因为大多数的碰撞都在此范围内发生，尤其是低速行驶时的追尾事故。

youdao

Many roads have been blocked or have slow-moving traffic after more snow fell across the county.

BBC: Kent snow and ice causes disruption

The jury heard Booth was travelling at 55mph, despite gantry signs displaying a 40mph limit, and ploughed into slow-moving traffic.

BBC: Priyanka Bhogal

The court had heard Booth was travelling at 55mph, despite gantry signs displaying a 40mph limit, and ploughed into slow-moving traffic.

BBC: Priyanka Bhogal