intercom

intercom

例句

Double password lock, closed - circuit television surveillance systems, video intercom system.双重密码门锁, 闭路电视 监视系统, 可视对讲系统.

The manager spoke to the employees over the intercom.经理用内部的通话系统向员工讲话.

The intercom buzzed and he pressed down the appropriate switch.对讲机发出嗡嗡声，他按下了相应的开关。

to announce sth over the intercom通过内部通话系统宣布

He pushed a button on the intercom. 'Yes?' came a voice...他按了内部对讲机上的一个按钮。“有什么事吗？”一个声音问道。

The intercom buzzed and he pressed down the appropriate switch...对讲机发出嗡嗡声，他按下了相应的开关。