现在键入root (hd 0, 0)(或者是你自己得到的返回值)，以告诉Grub该从哪个分区启动，然后键入setup (hd0)以在你的硬盘主引导记录重新安装引导程序。
You should now type root (hd0, 0) (or your equivalent) to tell Grub which partition is being used to boot from, followed by setup (hd0) to reinstall the boot loader into the disk's master boot record.
主引导程序是安装在MBR上的第一阶段引导加载程序(见先前的描述)。
Primary boot loaders are where the first stage of the boot loader is installed on the MBR (per the previous description).
说明安装引导加载程序的位置，例如主引导记录(MBR)，然后完成定制过程，并单击OK按钮。
Indicate where you want to install the boot loader, such as Master boot Record (MBR), finish your customization, and click OK.
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