Derby Lunatic Fringe德比狂热分子
Lunatic fringe of democracy疯狂的极致民主
N-SING（单数型名词） If you refer to a group of people as the lunatic fringe, you mean that they are very extreme in their opinions or behaviour. 极端分子团伙; 狂热分子团体 [usu 'the' N]
Demands for a separate Siberia are confined for now to the lunatic fringe.
要求分裂西伯利亚的人如今只局限于一小撮极端分子。