Instead of examining content, he looks at how messages move through networks, on the theory that the traffic flow of legitimate messages and spam should be different.

不用检查邮件内容，他基于合法邮件与垃圾邮件在传输流量上应有差异的理论来观察邮件在网络中的传输方式。

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Having covered the theory of using mediations to access web services message content, it's time to move on to practice.

我们已经讨论了使用中介访问Web服务消息内容的相关理论，接下来将进入实践阶段。

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The theory is that by automating the process of relevant link discovery and inclusion, Inform can easily add substantial value to a publisher's content.

理论是相关联发现和包含的过程自动化。Inform很容易为发布者的内容增加重大价值。

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Most of them involve a theory arguing that the company wants to work with content producers to deliver an a la carte cable service that would provide a greater choice to consumers.

FORBES: Apple Testing Large-Screen High-Resolution TV Concept

The theory was to spare cable operators the time and expense of negotiating licenses with the myriad owners of content that was being broadcast over the air.

FORBES: Court Calls Streaming-Video Service IVI A Deadly Threat To TV

In theory the UltraViolet concept has always been a solution to the problem for digital ownership of high value content however, when requiring so many different industries to support and agree on all aspects of the specifications of such a program, it can often feel like getting nations to agree on the Kyoto Protocol.

FORBES: UltraViolet: Boom Or Bust For Studios And Consumers?