You have stated that you will scan E-mail in order to target advertisements based on its content.

你们说你们会扫描邮件然后根据邮件的内容派送广告。

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Crawlers are a pull type of interface — they attach to the target system, scan for changes, and pull the data back to OmniFind, ready for parsing.

爬行器是一种拉类型的接口——它们连接到目标系统，扫描更改，然后将数据拉回WebSphere Information Integrator OmniFind Edition，以用于解析。

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It is easier to describe this in detail using the explain output shown in Listing 7. Sequential scan is done on the source table, and index look-up is done on the target table.

可以很方便地利用清单7中展示的explain输出来描述其细节，可以对源表进行顺序扫描，并且在目标表上完成索引查找。

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The technique, called Image Guided Intensity Modulated Radiotherapy Treatment uses imaging provided by a CT scan to target the tumour before a powerful but precisely shaped radiation dose is administered.

BBC: 'Cinderella cancer' comes in from the cold

Guests can also scan to shop with in-store QR codes, use the interactive gift finder at Target.com, on tablets and mobile devices, and shop Target in a few unexpected places, like high-traffic bus shelters.

FORBES: Target CMO Jeff Jones Reveals Insights Behind Big Holiday Marketing Push

Target is already displaying its selection of Top 20 toys on endcaps in stores complete with QR codes that let shoppers scan and order an item on site, with free shipping.

FORBES: Holiday 2012: Target And Toys 'R Us Come Out Swinging