First, in our world today, language is by no means the only communication system available.

He was the first to bring the communication system into the country.

Communication systems between these areas are also of a high standard.

Communication systems were also put to the test; up sound.

From this room a person can, for example, use the communications system or power up the city's star drive.

Why did the communications system have to pick now to work so well?

I could not have written this book without my communication system.

It is the power of communication system in the modern world.

The problem they have out there is lack of a good communications system.

Anyway, by the time we got there, a communication system had already been set up.