现在，输入“p ”来创建一个主分区。

Now, type "p" to create a primary partition.

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主要困难是4个主分区的限制。

Chief among these is the limitation of four primary partitions.

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这限制了一个磁盘上的主分区数量，最多为4个。

This limits the number of primary partitions on a disk to four.

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操作完成后，您的microSD 卡有两个主分区

When the operation is done, your microSD card contains two primary partitions

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DOS主分区中的数据将全部丢失。你准备删除哪个主分区？

Data in the deleted Primary DOS Partition will be lost.

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分区表位于磁盘主引导记录（MBR）之中。

The partition table is located in the master boot record (MBR) of a disk.

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例如，主驱动器上的第一个分区是sda1。

The first partition on the primary drive will be sda1, for example.

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主DOS分区已经存在。

Primary DOS partition already exists.

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主d OS分区被删除。

Primary DOS partition deleted.

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主d OS分区被删除。

Primary DOS partition deleted.

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