我决不就这一问题与他通信。 I refused to enter into any correspondence (ie exchange letters) with him about it.
我们已（互相）通信多年了，可是我从未见过他本人。 We've corresponded (with each other) (ie written to each other) for years but I've never actually met him.
汽车在交通信号灯处停住了。 The car came to a full stop at the traffic lights.
你一直在和你父母通信吗？ Are you still corresponding with your parents?
董事会注意到维持有效通讯的需要，因此决定建立一个新的通信网。 Mindful of the need to maintain efficient communication, the board of directors decided to construct a new communication network.
无线电和电视是重要的通信手段。 Radio and television are important means of communication.
