If the GRUB password is set, on reboot, the system prompts for the password before allowing kernel parameters to be specified, thereby protecting the system.

如果设置了GRUB密码，在重新启动时，系统在允许指定内核参数之前提示输入密码，这样就可以对系统进行保护。

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Set the root password for the operating system, and host the operating system on the hardware.

为操作系统设置根密码，并在硬件之上安装操作系统。

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Set the root password for your system.

设置系统中root用户的密码。

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