1. In education , closed-circuit television makes it easy for a whole class to see everything a teacher demonstrates. 
   在教育方面，闭路电视能使全班同学易于看清教师所演示的一切。
2. These included the installation of closed circuit television, video or tape-recording facilities in CAPO report rooms, as well as interview rooms; 
   这些措施包括在投诉警察课的报案室及接见室装设闭路电视、录影或录音设备；
3. A closed-circuit television should be installed in the foyer for their benefit, as is commonly done in Europe and the United States.  
   为了方便其观察场内情形，可借鉴欧美的做法，在厅外安装闭路电视。
4. a conference of people who are in different locations that is made possible by the use of such telecommunications equipment as closed-circuit television. 
   不同地区的人们通过使用闭路电视一类的电讯装置召开的会议。
5. The first includes the automation of station security in the use of smart-card access, the installation of automatic barriers and closed circuit television monitoring systems. 
   第一项计划是利用"聪明卡"出入、安装自动闸及闭路电视监察系统，使警署保安设施自动化。

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• 1. 闭路电视
  e.g. closed circuit television (闭路电视); a high tension circuit（高压电路）来源:考试大 - 外语在线听力
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• 2. 闭路电视工业电视
  closed circuit television 闭路电视...closed circuit television 闭路电视工业电视...closed circuit turbine 闭式循环燃气轮机
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• 3. 不是闭路电视么
  检举...不是闭路电视么？ closed circuit television...如花般的好人 2008-07-04 23:05
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• 4. 中国中央电视台
  高级电视研究中心[英] China Central Television...中国中央电视台 closed circuit television...闭路电视 Colour photography,television,printing
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