英语词汇back-up batteries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 batteries
释义	back up (sb.) — 作主 • 做主 back sb up— 敲边鼓 backing up v — 备份 v batteries pl — 电池 n • 蓄电池 pl back adj — 后 adj • 回来 adj back adv — 支持 adv • 支援 adv • 力挺 adv • 脊背 adv • 后边 adv back n — 背 n • 背面 n • 背部 n • 后面 n • 背影 n • 脊 n • 背侧 n back-up — 后援 up — 向上 • 攲 up n — 起伏 n back sb. up— 仗腰
随便看	carried on business carried on for profit carried on from w14 carried on his work carried on in the manner carried on its business carried on one's person carried on the balance carried on the balance sheet carried on the person carried on with carried or stored carried out carried out abortion carried out abroad carried out a campaign carried out a careful study carried out across carried out activities carried out activity carried out a follow-up carried out after carried out after installation carried out a full assessment carried out against

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。

back up (sb.) —