communication可数吗

communication 既是可数名词又是不可数名词。

communication 作为不可数名词意思是通信，交流，联络；

communication 作为可数名词其意思是情报，通讯，产品，通讯设备。

Snow has prevented communication with the outside world for three days.

大雪使得与外界的通信联系中断了三天。

Speech is the fastest method of communication between people.

说话是人与人之间交流最快捷的方法。

Good communication is key to our success.

良好的\'沟通是我们成功的关键。

Doctors do not always have good communication skills.

医生不一定都具备良好的交际能力。