"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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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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Okay now we're going to talk about one-group diffusion theory and we're going to explain a bit about why we call it diffusion theory.

好了现在，我们要谈论单群，扩散理论，我们要解释一下，为什么我们称它为扩散理论。

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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'