In short, media criticism is a research which base on the critical value standpoint in the media activities, media products and the concept of communication.

简言之，媒介批评就是立足于批判的价值立场对媒介活动及其产品和传播观念进行研究。

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Social media opens up new pathways of communication between a business and its customer base and provides a forum for co-operation and co-creation - one that can produce both small, iterative improvements and large breakthrough innovations.

BBC: Business