天黑后地铁站也没有警卫，只有一个闭路电视摄像头拍摄下那些逃票的乘客。

The Tube station didn’t have any human guards after dark, just a CCTV to record the fare evaders.

youdao

天黑后地铁站也没有警卫，只有一个闭路电视摄像头拍摄下那些逃票的乘客。

The Tube station didn’t have any human guards after dark, just a CCTV to record the fare evaders.

youdao