Games can be coded to have the the software check to see if it is running on a legitimate DS cartridge or if the code has been copied to a similar card.

设置在游戏中的密码可以检查出软件是否运行在合法的DS游戏盒上，还可查出密码本身是否已被复制到了别的卡上。

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Some software programs can also check spelling and certain grammatical elements in your writing.

一些软件程序还可以检查你写作中的拼写和某些语法成分。

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In some cases the software is used as a "second reader", to check the reliability of the human graders.

在某些情况下，该软件充当了“第二阅卷者”的角色，用来检验人工评分的可靠性。

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Sony Reader customers can use the company's Library Finder software and check out e-books with a valid library card.

CNN: New Sony Reader adds touchscreen, wireless downloads

They even plan to make the July voting accessible on the Internet: any citizen can get free software to check the register of voters, and even to keep an eye on detailed results, which are planned to be updated every seven minutes.

ECONOMIST: Mexico

Their entry: a spelling- and grammar-check software that they felt worked better than Microsoft Word.

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