He likes to present himself as a radical politician.

他喜欢表现出一副激进政治家的样子。

《牛津词典》

Immigration has been a hotly debated issue in the Netherlands since radical politician Pim Fortuyn, who was later assassinated, called for an end to immigration two years ago.

BBC: NEWS | Europe | Dutch MPs split over asylum bill

He is a pragmatic politician and a radical ideologue all rolled into one.

CENTERFORSECURITYPOLICY: The new, improved Obama

Argentina's least unpopular politician is now Elisa Carrio, a former Radical turned populist firebrand.

ECONOMIST: Argentina's presidency