英语词汇be backed up by sb.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	be backed up by sb.
释义	Examples: be backed up by (a mountain etc)— 背倚 See also: backing up v — 备份 v be up to— 够得着 be v — 有 v • 是 v • 做 v • 当 v • 乃是 v • 存在 v • 成为 v • 属 v • 乃 v up n — 起伏 n up — 向上 • 攲 by adv — 于 adv • 被 adv • 借由 adv by prep — 以 prep
随便看	variants for variants of genes variants thereof variant strain variant structure variants within variant types variant with variant written form variate variate analysis variates variation variation across variational variational calculus variation amendment variation among variation analysis variation associated variation based variation between variation between individuals variation clause variation direction

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。

be backed up by (a mountain etc)—