backups

基本解釋

Ensure that your backups are consistent and reliable.
確保您的備份是一致的和可靠的。
If these files already exist, make backups before you continue with this exercise.
如果這些文件已經(jīng)存在，在您繼續(xù)這個練習之前請進行備份。
Each extra session requires extra memory for its backups on every node in the cluster, so you quickly run out of memory.
每個額外節(jié)點都需要額外的內(nèi)存來保存集群中每個節(jié)點的備份，所以很快就會用光內(nèi)存。

But today, it handles twice the traffic it was designed for, and it causes mile-long backups.
WHITEHOUSE: President Obama Speaks on Investing in Our Infrastructure
You had to worry about backups, power supplies, and all manner of other tedious hardware details.
FORBES: Why Firebase Matters
While it does not image mobile devices, it can enable server backups of local data.
FORBES: UTalkTooMuch: Android for Mobile Enterprises Webinar, In Under 500 Words

Backup consists of extra equipment, resources, or people that you can get help or support from if necessary.
If you have something such as a second piece of equipment or set of plans as backup, you have arranged for them to be available for use in case the first one does not work.
The backup of a song is the music that is sung or played to accompany the main tune.
A backup is the same as a .