But the Journal found new tools that scan in real time what people are doing on a Web page, then instantly assess location, income, shopping interests and even medical conditions.

日报发现的新工具却可以实时扫描人们在网页上做什么，随即便能估定出位置、收入、购物兴趣乃至医疗状况。

youdao

If for some reason it isn't, then the meta-data needs to be fixed, but instead of performing an exhaustive meta-data scan (like FSCK) it instead takes a look at the journal.

如果由于某些原因出了问题，那么就需要对元数据进行修复，但不是执行对元数据的彻底扫描(就像fsck那样)，而是查看日志。

youdao

Use of the CT Scan has increased dramatically since it was introduced A 2007 report in The New England Journal of Medicine estimated that at least 62 million CT scans were conducted yearly in the United States.

VOA: standard.2010.01.30

Checking odometers in reporters' cars against expense reports, running front-page ads and compelling publishers to promptly send weekly financial reports so Jelenic can scan for the odd indulgence are traditions at Journal Register (nyse: JRC - news - people).

FORBES: Cheapskate Journalism