trunk line
trunk line是什么意思、trunk line怎么读
干线, 中继线\n【计】 中继线路
trunk line汉语翻译
干线, 中继线<br>【计】 中继线路
trunk line英语解释
名词 trunk line:
- line that is the main route on a railway同义词：trunk route
- a telephone line connecting two exchanges directly
trunk line例句
- Like any highway system, the federal airways have their main trunk line.同任何公路系统一样，联邦航空线路也有其主航线。