It is outdated to send snail mails. Almost all the people send emails nowadays.

寄纸笔信已过时了，大部分的人现在发电子邮件。

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A second common problem is that almost the moment documentation is written, it is outdated.

第二个常见问题就是几乎是在编写文档的同时，它就已经过时了。

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Critics of the form say it is outdated because the Internet has made sources so readily accessible.

左侧的一些评论家们认为这种方式已经过时了，因为互联网上有太多免费的资源可以使用。

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But the Russians say it is outdated and restricts their ability to move troops around their own territory.

BBC: Russian troops in Chechnya

And these reports confirm what any American can already tell you: our infrastructure is woefully inefficient and it is outdated.

WHITEHOUSE: President Obama on Infrastructure Investment

However, many liberals say it is an outdated document because it leaves out functions of government they now believe are essential.

FORBES: Should We Starve the Beast?