"It's been the year of interactive television advertising for the last ten or twelve years," says Colin Dixon of Diffusion Group, a digital-media consultancy.

数字传媒咨询公司Diffusion Group的柯林·迪克逊称，“有过去十或十二年的基础，今年是互动电视广告的关键一年。”

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You then can a multi-group either diffusion equation or solve these types of equations and more rigorously.

然后你有一个多群的或者是扩散等式,或者更严厉地解决这些等式。

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So far, the group has only tested the diffusion properties of the lens in a lab dish.

迄今为止，该小组只是在实验室里测试了该镜片的性能，但是他们对未来充满希望。

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"Chalk it up to effective marketing, " said Michael Greeson, president of the Diffusion Group, of Apple's green reputation.

WSJ: How Green Is Apple?

The early forecast by The Diffusion Group (TDG) is an indication that podcasting has captured the imagination of digital music player owners who demand to listen to more than just music.

BBC: NEWS | Technology | Podcasting set for 'huge growth'