英语词汇tunnel obstruction signal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	tunnel obstruction signal
释义	tunnel obstruction signal 简明释义隧道遮断信号专业释义 1 交通运输工程隧道遮断信号
随便看	wellworthy well-woven well-wreathed well-writing well written well-written well-wrought welly well yield Wellywood welm Welman welna welner Welney weloganite Welo Kifle Hager Welp wels Welsbach Welsbach burner Welsbach mantle Welsbach's alloy Welsbach's mantle welsby

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。