Perhaps, similar to sails, they make a useful backup for when the lights go out.
也许，和风帆一样，它们作为备用品可以在熄灯的时候排上用场。
She once sang backup for Madonna.
她曾经为麦当娜伴唱。
这没有文件备份。
There should always be a backup for the key team member.
关键的团队成员应该总是有一个备份。
Also, classmates are mirrors and the strong backup for me.
同学是空镜子，是强劲的后盾。
Are you using this server as a backup for controlling the device?
您使用这个服务器作为控制设备的备份吗？
Would create a backup for every file in the current directory. Assuming you had files file1.txt?
将为当前目录中每个文件创建一个备份。
This is for access, update, backup, historical access, and ease of manageability.
这样做是为了便于访问、更新、备份、历史访问和管理。
Repeat this sequence for all the places that require backup.
对所有需要备份的位置重复该序列。
For disaster recovery, standard database backup and restore procedures are advised.
对于灾难恢复，建议使用标准的数据库备份和存储过程。
No procedures or mechanisms for archiving, backup, restore, or disaster recovery exist.
没有归档、备份、恢复或灾难恢复的过程和机制。
It could also provide backup power for extended operations if generators fail.
如果发电机出现故障，它还能为大范围作战提供后援能量。
This option will always be NO for offline backup.
对于离线备份，这个选项总是NO。
It also inherits open source tooling for management and backup.
它还继承了用于管理和备份的开放源码工具。
You can also freeze file systems to support snapshots for file system backup.
也可以冻结文件系统来支持文件系统备份的快照。
This reduces the total time required for complete backup and restore to a great extent.
这样可以在很大程度上减少整个备份和恢复的时间。
DB2 has to implement a locking strategy for an online backup.
DB 2必须为在线备份实现一个锁策略。
However, you can backup these logical log files for restore purposes.
然而，可以对这些逻辑文件进行备份以用于日后恢复。
The backup strategy for the information can be aligned with database backup strategies.
信息的备份策略可与数据库的备份策略保持一致。
This is where you can specify the type and location for the backup.
可以在这里指定备份的类型和位置。
Often the backup process is easier for databases than for a file system.
通常数据库的备份过程比文件系统来得简单。
The advantage for this backup is that it is very simple and easy to carry out.
这种备份的优势在于，它非常简单，易于执行。
Single environment duplicated at a backup site for disaster recovery.
为灾难恢复在一个备份位置进行单一环境复制。
Create a copy of the plugin_customization.ini file for backup.
创建plugin_customization . ini文件的副本作为备份。
There are several commercial backup products available for Linux.
可用于Linux的商业化备份产品有很多。
Select Full backup - back up all data for backup type (Figure 10).
选择Fullbackup—backupalldata作为backuptype(图10)。
If not, find out how and store it local for backup purposes.
如果不是，就弄清楚如何将其储存在本地进行备份。
Online restore for database with a good backup image.
用好的备份映像联机恢复数据库。
Version control systems are typically used for file backup, parallel development, and change management.
版本控制系统通常用于文件备份、并行开发和变更管理。
Understaffed, they decided to call for backup and book them all anyway.
由于人手不足，他们决定要求后援，并把他们所有人都登记在册。
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