他是一名警察画家。

He is a police artist.

那是王先生。他是一名警察吗？

Is he a policeman? Yes, he is.

他的妻子勉强接受他是一名警察的事实.

His wife accepted after a fashion that he was a policeman.

他的哥哥是一名警察，他是一个很好的小伙子。

His brother was a policeman, he is a good guy.

我走到公园附近时收到一通来电。我接起了电话。他是一名警察。

Near the park, I get a phone call. I answer the phone. It is a police officer.