He was blacklisted because of his extremist views.
他因观点偏激而被列入黑名单.
It is unlikely that such an extremist organization will remain quiescent for long.
这种过激的组织是不太可能长期沉默的.
All staff are vetted for links with extremist groups before being employed.
所有职员录用前均须审查是否与极端分子团体有关.
