A system of television cameras, connected by cable to a control room, used for surveillance.
closed-circuit television 30秒了解
- (noun) A system of television cameras, connected by cable to a control room, used for surveillance.
Meanings
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1
noun A system of television cameras, connected by cable to a control room, used for surveillance.
近义词
CCTV
Summary
A system of television cameras, connected by cable to a control room, used for surveillance.
- (noun) A system of television cameras, connected by cable to a control room, used for surveillance.
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