英语词汇gravity haulage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	gravity haulage
释义	gravity haulage 简明释义自运输；[矿业] 重力运输网络释义 1 ?自运输自运输 2 [矿业]?重力运输重力运输短语 1 gravity conjunction haulage 重力运输
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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。