通信❶communicate by letter; correspond ❷telecommunications 与某人保持~关系keep up correspondence with sb/红外线~ infrared ray communication/激光~laser communication/微波~microwave communication/无线电~ radio(or wireless)communication/地球同步~卫星geostationary communication satellite/~设备communication apparatus(or equipment)/~线路communication line/~自由freedom of communication /~工程communication engineering;communication project/~联络signal communication(军事); communications and liaison/~录address book/~能力telecommunications capacity /~网络telecommunications network/~卫星communication satellite;radio relay satellite; radio satellite/~卫星公司(美) Communication Satellite Corporation (COMSAT)/~中继站communication relay station/~自由freedom of correspondence/~兵signal corps/~员messenger;orderly |