英语词汇closed circuit signalling怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	closed circuit signalling
释义	closed circuit signalling 简明释义闭路发信网络释义 1 [通信]?闭路通信 ... closed circuit signaling 闭路信号发送 closed circuit signalling 闭路通信 closed circuit working 闭路工作 ...
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。