英语词汇back-up by 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 by 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 n — 起伏 n up — 向上 • 攲 back sb. up— 仗腰 by adv — 于 adv • 被 adv • 借由 adv by prep — 以 prep
随便看	keep children and pets away from keep children away keep children away from keep children busy keep children off the streets keep children safe keep chilled keep circulating keep civil keep classic keep clean keep clean and tidy keep clean with keep clear keep clearly in mind keep close keep close at hand keep close communication keep close contact keep close contact with keep close eye keep closely in touch keep close relationship keep close tabs on keep close to the edge

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.) —