英语词汇telephone switchboard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	telephone switchboard
释义	telephone switchboard 简明释义电话交换台，电话交换机网络释义 1 ?电话开关板 ... water switch 释义：水压开关 telephone switchboards 释义：电话开关板 switching regulator 释义：开关稳压器 ... 双语例句 1 Thee headphone jack is an analog connection originally designed for old-fashioned telephone switchboards in the early 20th century. 耳机接口这种模拟连接原本是20世纪初专为老式电话交换机所设计的。
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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。