英语词汇primary backup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	primary backup
释义	primary — 主要 • 原 • 元 • 原生 • 初次 • 最初 primary n — 基层 n • 原色 n • 初等 n • 初选 n • 最主要者 n backup — 奥援 primary adj — 首要 adj
随便看	changes in writing changes in your health changes its colour (changes its direction) (changes its direction) changes its position changes its privacy commitment changes its State change skills change skin changes lie ahead change slightly changes like this changes lives changes made changes marked changes may arise changes may be incorporated changes may not be changes may occur changes mean changes might changes, modifications, additions, or deletions changes, modifications, additions, or deletions changes, modifications, additions, or deletions

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。

primary —