值得指出的是，并非所有的群体都会以这种方式极化，而且，事实上有一些研究也并没有观察到群体在决策当中的极化效应。
It's worth pointing out that not all groups do polarize in this way and, indeed, a few of the studies have not observed the polarizing effect of groups on decision-making.
当群体意见趋同、继而迅速叠加、而又缺乏有效引导时，“群体极化效应”便会产生；
When the group's opinion reaches an agreement quickly, but lack of effective conduct, Group polarization phenomenon will appear.
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