英语词汇backup retrieval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	backup retrieval
释义	backup — 奥援 retrieval v — 检索 v retrieval n — 重组 n
随便看	draught marks draught power draught-resistant draughts draught scale draughtsman draughtsmanship draught stop draught System draughtting draught vessel draun Dravidian Dravidian draw draw 10 percent draw 10 winners draw 20 amps draw7 draw a draw a balance draw a benefit draw a blood sample draw a blood Sample draw a boundary

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。

backup —