备份英语怎么说

动词：copy--备份重要文件 copy the important files名词：a backup/prepared file

back up。分开来就是了

back up?

动词:back up 名词:backup 比如说:只需把它送上网络，在那它被安全地存储并作好备份。Just send it off to the network, where it will be stored secured, and backed up.将此信息复制到下列空格内，作为工作或重新设置时的参考备份。Copy this information into the space provided below as a backup reference for service or reconfiguration.To make a backup of(a program or file)备份为（程序或文件）备份