英语词汇“trunk line”是什么意思，“trunk line”的读音、用法及例句翻译-烛光网

词汇	trunk line
释义	trunk linen.（名词） A direct line between two telephone switchboards.电话干线：两个电话交换台之间的直接连线 The main line of a communications or transportation system.通讯或交通系统主要线路
随便看	Abbasside abbatial abbess abbesses Abbevillean Abbevillian abbey abbey Abbey abbeys abbot Abbot abbots Abbott Abbott abbr. abbreviate abbreviated abbreviates abbreviating abbreviation abbreviations abbé abbés ABC

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