safe mode

例句：

1. 1. In safe mode, the computer will not allow any unauthorized access to the system.
   在安全模式下，计算机不会允许任何未经授权的访问。
2. 2.The device is in safe mode because it has been damaged and needs to be repaired.
   设备处于安全模式，因为它已经损坏并且需要修理。
3. 3. To prevent data loss, we should always switch to safe mode when installing software.
   为了预防数据丢失，我们在安装软件时应该始终切换到安全模式。