中文字幕精品视频在线|中文字幕在线观看|亚洲v日本v欧美v在线播放|伊人网中文字幕

<nav id="3u6n6"></nav><samp id="3u6n6"><tr id="3u6n6"><track id="3u6n6"></track></tr></samp>
    <legend id="3u6n6"><fieldset id="3u6n6"></fieldset></legend>

      
      

    1. 首頁英語詞典telecommunicationtelecommunication英英釋意

      telecommunication

      英 [,tel?k?mju?n?'ke??(?)n] 美[,t?l?k?,mj?n?'ke??n]
      • n. 電訊;[通信] 遠程通信;無線電通訊

      英英釋意


      1. (often plural) systems used in transmitting messages over a distance electronically
      2. (often plural) the branch of electrical engineering concerned with the technology of electronic communication at a distance