"fail over" in Chinese (Simplified)

• 切换至备用（计算机术语）

Definition

在技术中，当主系统发生故障时，自动切换到备用系统、服务器或网络，以便服务不中断。

Usage Notes (Chinese (Simplified))

此词仅用于IT或技术领域，常见于服务器、数据库和网络系统的灾备场景。不等同于“失败（fail）”。常与机制、过程等技术词汇连用。

Examples

If the main server crashes, it will fail over to the backup server.

如果主服务器崩溃，将会**切换至备用服务器**。

The database can fail over within seconds to avoid downtime.

数据库能在几秒钟内**切换至备用**，避免中断。

Our network is set up to fail over if there is a problem.

我们的网络在出现问题时会**切换至备用**。

During the outage, all services failed over seamlessly and nobody noticed a thing.

在故障期间，所有服务都**切换至备用**，没人察觉任何异常。

We tested how quickly the website can fail over in case of an emergency.

我们测试了网站在紧急情况下能多快**切换至备用**。

With a solid fail over plan, your business stays online—even if something breaks.

有了完善的**切换至备用**方案，即使出现故障，你的业务也能持续在线。