英语词汇backup extraction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 extraction
释义	backup — 奥援 extraction n — 开采 n • 提取 n • 采掘 n • 抽取 n • 萃取 n • 拔取 n • 脱牙 n extraction — 回采
随便看	add significant value adds impetus adds insight adds insult adds insult to injury adds interest adds joy add slightly Add slightly adds little adds luster to adds more power adds noise to adds nothing add social add solutions add some accessories. add some comments add some excitement to add some flair add some fun add some meat add some milk add some more Add some notes

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 —