Security camera
01
安全摄像头,监控系统, device for video surveillance
a device that watches and records what is happening in an area to help keep it safe
例子
They installed security cameras around the building to keep an eye on the parking lot.
他们在建筑物周围安装了监控摄像头来监视停车场。
The store has several security cameras to help prevent theft.
这家商店有几个监控摄像头来帮助防止盗窃。



























