监视器端口

例句：

1. 1. The security camera is monitoring the entire area.
   安全摄像头正在监控整个区域。
2. 2.She monitors her children's progress in school.
   她监督她的孩子在学校的进展。
3. 3. The police are monitoring the situation for any suspicious activity.
   警方正在监控任何可疑活动的情况。