1. (尤指依靠电或无线电波的)通信系统，通信
Communications are the systems and processes that are used to communicate or broadcast information, especially by means of electricity or radio waves.
e.g. ...a communications satellite.
通讯卫星
e.g. ...communications equipment.
通讯设备
2. 消息;信息
A communication is a message.
communication的近义词
e.g. The ambassador has brought with him a communication from the President.
大使带来了总统的口信。
3. see also: communicate
名词通信；交际；交流；信息网络沟通；通讯；传播