If your database contains sensitive data, you might want to limit access to the catalog views, because the catalog describes every object in the database.

如果你的数据库包含敏感信息，您可能希望限制对编目视图的访问，因为编目描述了数据库中的每一个对象。

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Apple's stance on these issues emerged post-Snowden, when the company started putting in place a series of technologies that, by default, make use of encryption to limit access to people's data.

苹果公司在这些问题上的立场是在斯诺登事件出现后形成的，在那之后，公司开始采用了一系列的技术，这些技术在默认情况下将使用者的数据加密，限制他人访问。

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However, you can apply portal access control and limit the usage of these Shared resources to certain virtual portals.

不过，您可以应用门户访问控制来限制某些虚拟门户使用这些共享资源。

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But the ban does not limit access on other computers.

VOA: special.2009.09.14

The guilds used their growing power to limit access to London's markets to the well-connected and well-trained.

BBC: Lessons from history: Can royalty guarantee a free press?

Many associations post job ads on their Web sites, and some limit access to the ads to members.

WSJ: If You Want to Stand Out, Join the Crowd

This adds a level of convenience as well as also allowing an administrator to limit access if necessary.

FORBES: Corporate Microblogging Helps Employees Migrate Work Conversations Online