backup system

基本解释

If there is a failure, the database server can move from one machine to a backup system.
如果出現故障，數據庫服務器可以從一台機器轉移到一個備份系統。
For planned outages, switching to the backup system can be as easy as one command or one action in the GUI.
關於計劃中斷方麪，轉換到備份系統衹需要在 GUI 上執行一個命令或操作即可，非常簡單。
One major advantage of this system is that any changes made to the deployment manager's master repository while using the backup system are committed.
此系統的一個主要優點是，在使用備份系統時，對部署琯理器的主存儲庫所做的任何更改都會被提交。

To safely hold Bitcoins, you need a reliable backup system and a good encryption scheme.
FORBES: Four Reasons You Shouldn't Buy Bitcoins
Peter Rive says SolarCity is putting the solar-battery backup system in 100 residential and commercial pilot projects.
FORBES: SolarCity IPO Roadshow: We Sign Up A New Customer Every Five Minutes
The plan is have 500 varieties of crop seeds in the facility, a backup system or Doomsday Vault for the world's food.
FORBES: Magazine Article