closed-circuit television

英 [closed-circuit television]
美 [closed-circuit television]

中文释义

[电] 闭路电视

单词分析

单词结构：

closed-circuit television

字母数：25

记忆提示

🎯 重点记忆：

  • 单词拼写：closed-circuit television
  • 核心含义：[电] 闭路电视

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更新时间：2026-02-03 03:30:34