telecommunication

telecommunication
noun
  1. [mass noun]communication over a distance by cable, telegraph, telephone, or broadcasting
    电信,远距离通信,长途通信
    ■(telecommunications)[treated as sing.]the branch of technology concerned with such communication
    电信学
    ■[count noun](formal)a message sent by such means
    (正式)电信信息
语源
  1. 1930s: from French télécommunication, from télé- 'at a distance' + communication 'communication'
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