英语词汇private branch exchange 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	private branch exchange switchboard
释义	private branch exchange switchboard 简明释义内部通信小交换机网络释义 1 ?内部通信小交换机 ... priority switch 优先次序开关 private branch exchange switchboard 内部通信小交换机 private branch switchboard 专用交换台; 用户交换台 ... 2 ?专用小交换机 ...专用小交换机 pbx ( private branch exchange ); pbx private branch exchange; pivate banch exchange; private branch exchange switchboard; private branch exchange （ x）; private exchange; private-branch exchange .. 双语例句 1 Grace Miller and Theresa Vincent staff the PBX, or private-branch exchange, switchboard at the Southern California Air Pollution District office in 1959. 1959年，南加利福尼亚空气污染地区办公室专用分组交换机的接线员格雷斯·米勒（Grace Miller）和特瑞莎·文森特（Theresa Vincent）位于接线总机旁边。
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