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

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	cite cited cites Cithaeron cithara citharas cither cithern cithern cithers cithren citied cities citified citified citifies citify citifying citing citizen citizenries citizenry citizens citizen's arrest citizens band

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