If you like, you can set a forum to prune itself automatically.

你可以设定版面自动删除文章。

youdao

When the data gets sent to the server, your view updates itself automatically.

数据发送到服务器后，视图就会自动更新自己。

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In many countries, it also sets itself automatically to summer and winter time.

在许多国家，它本身也设置自动夏季和冬季。

youdao

For instance, if Microsoft Word is deleted accidentally, the application will restore itself automatically when a user tries to launch a Word.

CNN: Is anyone listening to Bill Gates' theory on the PC's future?

Imagine a truly artificial, man-made heart, one that is completely self-contained and is able to adapt itself automatically to the body's needs--whether taking a nap or running for a bus.

FORBES: Magazine Article

The software updates itself automatically over the Internet, and is available for each of the four main device platforms: Palm's Palm OS, Microsoft's Pocket PC and Windows CE, and Symbian's EPOC.

CNN: McAfee aims to shield networks from PDA viruses