closed-circuit television
/ˈkləʊzdˈsɜːkɪt/(缩略词： CCTV)
noun
mass noun
- a television system in which the video signals are transmitted from one or more cameras by cable to a restricted set of monitors闭路电视。
| 单词 | closed-circuit television |
| 释义 | closed-circuit television/ˈkləʊzdˈsɜːkɪt/(缩略词： CCTV) noun mass noun
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