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	to protect its own to protect minors to protect oneself to protect oneself from to protect our environment to protect our interests to protect our rights and or comply to protect our users to protect refugees to protect sensitive data to protect the device to protect the legitimate interests to protect the skin to protect this right to protect victims of abuse to protect vulnerable people to protect welfare to protect your health to protect your privacy and security to protect your skin to prove a hypothesis to prove causal relationship to prove how to prove its resolve to prove ourselves

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 —