英语词汇backup activity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 activity
释义	backup — 奥援 activity n — 活性 n • 作为 n • 作用 n • 事业 n • 行为 n • 生活 n • 活度 n • 举动 n • 积极性 n active — 活动 • 活性 • 好动 • 活泼 • 热络 • 蹦达 • 娓 • 悧 active adj — 有源 adj
随便看	stay visible stay warm stay warm and cozy stay well stay well connected stay well hydrated stay where stay where I am stay where you are stay with a family. stay with a friend stay with a host family stay with friends stay with God stay with him stay within budget stay within means stay within the framework stay within the law stay within your budget stay with me forever stay with my family stay without stay with people stay with relatives

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 —