相关单词近义词 infrastructure 基础, transportation 运输, transport network 运输网, water supply 供水, power supply 供电电源, telecommunications 电信, broadcasting 广播, radio 收音机, telephone 电话postal system, 邮政制度, email 发电子邮件；给……发电子..., television 电视机, video conferencing 电视会议, satellite 卫星；人造卫星..., network 网点, communication theory 通信理论临近词communication, communication net, communication aid, communication gap, communication map, communication key, communication fee, communication set, Communicationlism, communication van, communicationlink 返回 communications