With these data structures, code modules, and system registers initialized, the processor can be switched to protected mode by loading control register CR0 with a value that sets the PE flag (bit 0).

当设置好这些数据结构，代码段以及系统寄存器之后，可以通过设置控制寄存器CR0的PE位(第0位)为1来进入保护模式。

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Moreover, all these data structures have literal representations so they work naturally with the reader and destructuring.

此外，所有这些数据结构都有书面陈述，因此reader和destructuring都很自然。

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With these connections, and facilities for converting Perl data structures to XML, Perl presents an excellent platform for creating XML interfaces for existing systems.

利用这些连接和将 Perl 数据结构转换成 XML 的设施，Perl 成为一个为现有系统创建 XML 接口的出色平台。

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