A traffic policeman asked him to move his car.

一位交警让他挪动一下他的车。

《柯林斯英汉双解大词典》

The traffic policeman censured the driver but didn't fine him.

交通警察严厉地批评了这位汽车司机，但对他没有进行罚款。

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Any traffic policeman who is assessed to be unqualified shall not be on post to perform his duties.

交通警察经考核不合格的，不得上岗执行职务。

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And after the war that policeman directed traffic at the market every Saturday, and the widow walked by and saw this man, knowing he had denounced her husband who had been taken away and killed.

战后那个警察,每周六在市场指挥交通,那个寡妇每次走过都能看见这人,知道是他揭发了他丈夫,然后被抓走遇害

耶鲁公开课 - 1871年后的法国课程节选

At a traffic circle near a dam on Samarra's outskirts, an Iraqi policeman approached the Marines and asked if they had come for prisoners, Fisher said.

CNN: Marines rescue seven U.S. prisoners of war

It was a policeman, not the one from the village but one of the provincial traffic police.

NEWYORKER: Free Radicals