By default grub will be installed to the master boot record of the first harddrive , which is generally a good choice 缺省情况下， grub将安装到第一块硬盘的引导记录上。一般来说，这样做没什么问题。
Manually set an os " active " using a utility to mark the partition as active or manually editing the master boot record 使用实用程序将分区标记成活动的或手工编辑主引导记录，从而手工将os设置为“活动” 。
Command to reinstall the ms - dos master boot record however , this means that you ll need to use some other way to get back into debian 命令重新安装ms - dos主引导记录但这也意味着您要使用其他方法才能启动debian ！
By default , grub will be installed into the master boot record , where it will take over complete control of the boot process 缺省情况下， grub会被装在主引导区mbr 。如果装在那里的话，它将会完全主宰启动的整个过程。
For example , if you need to reinstall the grub boot loader into the master boot record of the first hard disk , you could enter the command 例如，如果您需要在第一个硬盘的主引导区重装grub引导程序，您可以通过输入这个命令
The active partition has its own boot record , and this contains a program designed to start the operating system located on that partition 活动分区具有其自己的引导记录，并包含一个设计成启动位于该分区上的操作系统的程序。
If allocating part of the hard disk and writing to the master boot record seems risky , it is a perfect starting point to begin testing freebsd 如果分配部分硬盘和写入master boot record ( mbr )可能存在风险，那么最好先测试一下freebsd 。
A hard disk has an mbr ( master boot record ) , this is because a hard disk can have multiple partitions and any one of them can be bootable 硬盘有一个mbr (主引导记录) ，这是因为一个硬盘可以有多个分区，并且其中的任何一个分区都可以是可启动的。
However , instead of writing an mbr or partition boot record to the disk , it copies the necessary files to a separate fat formatted disk partition and modifies the efi boot manager 然而，与写入mbr或分区引导记录到磁盘不同，它将必要的文件复制到单独的fat格式化过的磁盘分区，并修改
In conventional systems like desktops , the bootloader is normally loaded into the mbr master boot record , or the first sector of the disk where linux resides 在象台式机这样的常规系统中，通常将引导装载程序装入主引导记录（ master boot record ， ( mbr ) ）中，或者装入linux驻留的磁盘的第一个扇区中。
