英语词汇back-up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	back-up
释义	请查阅词条：back someone up
随便看	freight-forward freight forwarder freight-forwarder freight forwarding freighting freight line freight operation freight paid freight-paid freight prepaid freight-prepaid freight rate freight station freight terminal freight terminal freight traffic freight train freight-train Freight Transport Association freight-transport-association freight wagon freight yard French French bean french-bean

英汉双解词典包含207842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。