The second area is about communications.
第二点就是交流。
You can learn about communications and the environment as well as maths, physics and chemistry.
你不仅能了解数学、物理学和化学，还能了解有关通信和环境的知识。
That prediction, like so many others about the future of communications, was wrong.
象许多关于未来通讯的预测一样，这一预测也错了。
A communications major, he said he carries about a 3.0 grade point average.
传媒学专业，他说他平均绩点3.0。
In recent years, a lot has been written about Power Line Communications (PLC).
近年来，很多被写了关于输电线通信(plc)。
A summary and review about some hot points in current satellite communications technology was given.
就当前卫星通信技术的若干热点作了一些概括和综述。
They learn about everything from aircraft design and navigation to radio communications and safety.
他们学习飞机设计，导航，无线电通信及安全。
This is the first time I read about satellite communications.
这是我第一次读到卫星通信的材料。
This is the first time I read about satellite communications.
这是我第一次读到卫星通信的材料。
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