For example, you've certainly entered a request for a URL, typed the URL incorrectly, and received a 404 error code to indicate a page is missing.

比方说，您肯定遇到过输入了错误的URL请求而得到404错误码的情形，它表示该页面不存在。

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Data might be wrongly entered or incorrectly filed and neverfound again.

数据也有可能输错，并且再也找不着。

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You entered or copied the URL incorrectly.

您输入或复制的网址不正确。

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Three, even if information is true, it's probably misspelled or entered incorrectly.

FORBES: Cybersleuths

And in April this year, the upper stage of an American Centaur rocket failed when a guidance parameter was incorrectly entered as -0.199, rather than -1.99, with the result that the satellite it was carrying was placed in the wrong orbit.

ECONOMIST: Mishaps in space: Foolish, not ghoulish | The

That way, if a clerk in Omaha entered a criminal's name incorrectly into the computer, police in Tulsa could still find him by other characteristics, such as his appearance or M.

FORBES: Cyber-Sleuths