There is difference between modern distance teaching and traditional teaching in terms of learning environment and teaching activity.

现代远程教学同传统教学在学习环境、教学活动等方面有很大的不同。

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Teaching environment is both a basic factor of teaching and an important subject of modern teaching theory, any teaching activity is going under particular teaching environment.

教学环境是教学活动的一个基本因素，也是现代教学论研究的一个重要课题，任何教学活动都是在一定的教学环境中进行的。

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The Times Higher Education World University Rankings employ 13 separate performance indicators, which it says makes it the only world rankings to examine all the core missions of the modern global university - research, teaching, knowledge transfer and international activity.

BBC: Glasgow University