This creates a problem, because the hypervisor should execute in only the most protected domain.

这就产生了一个问题，因为系统管理程序应该只能在一个最受保护的范围中执行。

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The public domain is a category of works made up of text, images and documents that are not protected by an active legal copyright.

公共域是一类由文本、图像和文档等构成的作品，不受现行版权法保护。

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Plus, Protected Registration means you'll enjoy the benefits of a quarterly email statement that provides you with key domain status details.

另外，保护注册意味着你可以享受一个季度的电子邮件声明的好处 ， 提供了关键领域的地位细节。

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They think, for example, that a "challenge period" should precede domain name assignment, so trademarks can be protected.

CNN: Opinion: The Internet's identity crisis