英语词汇back up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
释义	back up See back
随便看	live register liverer live/reside in liver fluke liver-grown liver-hearted liveried liveried liveried servant liveries livering liverish liverishly liverishly liverishness liverishness liverleaf liverleaves liverless liver line liver-lipped liver lips liver money livermorium liver mush

英汉双解词典包含464360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。