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	show initiative show in parts show in public show integrity show intention to show interest show interest for show international solidarity show in the figure show in the picture show involvement show in which show ironically show it in one's face show its commitment show its hand show its impact show its position show its potential show its strength show its support show its value show its worth show it with show jumper

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.) —