英语词汇backup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	backup
释义	backup — 奥援 () Examples: backup ring n — 支承环 n backup ring — 备用环 backup regulator— 备用二级头呼吸器 perform as a backup dancer— 伴舞 backup job n— 备份工作 n backup file n — 备份文件 n
随便看	mineral waste mineral water mineral water plant mineral water spring mineral wealth mineral wool mineral wool board mineral wool insulation mine rehabilitation mine-related mine remediation mine removal mine restoration mine returning minergie-eco standard minergie-label mine right mine risk mine roads miners miners' Association miner's lamp miners mine miners strike miner underground

英汉双解词典包含2273206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。

backup —