It protects its proprietary search algorithms and keeps its scanning projects confidential, so librarians don't know what has been completed or how large the content base has become.

这保护了其独特的搜索算法和扫描项目的机密性，所以图书馆员不知道已经完成的工作或其已经有多少内容了。

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When you’re applying to tens of jobs each week and scanning hundreds of job ads, an organizational application like Happy Job Search could quickly become your new favorite piece of software.

当你每周申请数十个工作，浏览数百个工作广告时，一个像Happy Job Search这样的组织管理程序就可以很快地成为你新的最喜欢的一块软件。

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Thus, the search in a large file using a hash index is faster than scanning the entire file.

因此，对于较大的文件，使用hash索引进行搜索比扫描整个文件更快。

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The automated online scanning tool simulates a search that someone looking for fraudulent material would run.

CNN: Microsoft campaign takes aim at global Internet fraud

Merchant vessels which had been diverted to help the search had also stopped scanning the area.

BBC: Two missing in storms

Google, an internet giant that has been scanning and digitising books for inclusion in its search engine, now offers thousands of books that are in the public domain free on mobile phones.

ECONOMIST: Electronic-book readers