英语词汇“PBX tie line”的读音、翻译、释义、用法及例句-语文网

词汇	PBX tie line
释义	PBX tie line 专用小交换机连接线两个专用小交换机之间的电话线路，用以连接两个专用小交换机。
随便看	seven year bond seven-year itch sever several severally severalty severance severance pay severe severely severeness severity severity code Sevres sew sewage sewage farm sewage works sewer sewerage sewing sewing circle sewing machine sewist sewn

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