英语词汇s. 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	s. backup
释义	backup — 奥援 Examples: backup ring n — 支承环 n backup ring — 备用环 backup regulator— 备用二级头呼吸器 perform as a backup dancer— 伴舞 backup job n— 备份工作 n backup file n — 备份文件 n
随便看	lemon tea lemon tea tree lemon thyme lemon tree lemon trees lemon verbena lemon vinaigrette lemon yellow lemon zest lemur len 58 Lena and i lend lend7 lend a book lend against lend a hand lend a hand with lend a money lend an arm to support sb lend and borrow books lend assistance lend a sympathetic ear lend at interest lend a voice

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 —