The modern teaching model has been changed greatly with the use of the video meeting system, which has been used in the distant real-time teaching widely.

目前视频会议系统正被广泛地应用于远程实时教学，从而使现代教学模式产生了极大的变化。

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Practice has proved that there are many merits of the system, such as: low cost, flexibility and efficient, it can meet the basic requirements of real-time teaching.

实践证明，本系统具有软硬件成本较低、灵活性和适应性强、网络资源利用率高等特点，较好的满足了实时教学的需要。

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And so things like real time video or instant on high quality, so the world for example, online teaching video, is sort of this BIG.

像实时视频或者高清即时对话之类的，像在线教学视频的世界，诸如此类都是大梦想。

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