日本三级无码啪啪区|午夜视频久久一区久久一|AAAAA一级黄片|日本久久99久久|国际精品AV在线|狠狠2015亚洲一区|美腿丝袜亚洲网站|欧美色多多人人看|国产超碰美女在线|www色色在线色

單詞乎

communication system

communication system是什么意思、communication system怎么讀

communication system漢語翻譯

【計】 通信系統(tǒng)
【經(jīng)】 通訊系統(tǒng)

communication system英語解釋

名詞 communication system:

  1. a system for communicating
  2. facility consisting of the physical plants and equipment for disseminating information
    同義詞：communication equipment

communication system例句

  1. The basic facilities, services, and installations needed for the functioning of a community or society, such as transportation and communications systems, water and power lines, and public institutions including schools, post offices, and prisons.
    基礎設施社會或社區(qū)正常運作所需要的基本設施，服務和安裝設備等，如交通與通信系統(tǒng)，水與電力供給線，以及學校、郵局和監(jiān)獄等公共機構(gòu)
0
糾錯