挥手示意

The police had set up a roadblock and waved several drivers down.

警方设下路障并挥手几位司机停车。

The policeman waved the vehicle on.

警察挥手辆车继续前进。

I was driving along quite happily when a policeman waved me down.

我正在愉快地驱车前, 这时一名警察挥手我停下来。