| Micro blog is not only changed the lives of individuals, but also affected public opinion ecology with its popularity in China. This effect is manifested as the Anti-Spiral of Silence phenomenon, When the mainstream media remain silent on an event, while people are discussing it warmly in Micro blog. Just as Network of public opinion field forced mainstream public opinion field. In short, this pressure becomes a kind of positive force to public opinion from Micro blog.While, along with the anti-Spiral of Silence phenomenon is people’s over-optimistic to Micro blog, they are trying to built it to be a public sphere. But they ignore some inevitable limits in Micro blog.Through the analysis of both internal and external, this article aims to viewing micro blog more objective. We need to be appreciate the external tension of mirco blog, but at the same time we must recognize its limitations. Only in this way, will we be judge this new public opinion pattern properly. |