英语词汇back-up facilities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 facilities
释义	back up (sb.) — 作主 • 做主 back sb up— 敲边鼓 backing up v — 备份 v facilities pl — 设施 n 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 • 后面 n • 背面 n • 背部 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	administer orders administer our business administer our systems administer oxygen administer page administer payments administer processes administer project administer promotions administer property administer real estate administers administer safety administer security administers Employment administer services administers justice administer state affairs administers the Affairs administers the licensing administer the agreement administer the contract administer themselves administer the provisions administer therapy

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.) —