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单词 closed-circuit television
释义

closed-circuit television

UK
or closed-circuit TV
UK

DEFINITIONS1
  1. 1
    a system that allows someone to watch on a television screen what is happening in different parts of a building, town etc. The abbreviation CCTV is often used instead of the full word.
    Synonyms and related words

    Systems for broadcasting television and radio

closed-circuit television

US
or closed-circuit TV
US

DEFINITIONS1
  1. 1
    a system that allows someone to watch on a television screen what is happening in different parts of a building, town, etc.
    Synonyms and related words

    Systems for broadcasting television and radio
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更新时间:2024/12/23 16:29:17