大楼里有保安系统吗？

Does the building have a security system?

youdao

镜头闪回，在Michael的公寓里，有几本保安系统的说明书散布在办公桌上。

Michael flashes back to his apartment where several instruction manuals to security systems are spread across the desk.

youdao

党有安全问题时有内部或外部的联络系统来联系内部保安或执勤人员吗？

Is there internal or external communication system to internal security personnel or law enforcement in case of security breach?

youdao