radical

/ˈrædɪkəl/

(used of opinions and actions) far beyond the norm

中文释义：根本的；激进的；彻底的

The government introduced radical reforms to address the economic crisis.

政府推行了彻底的改革以应对经济危机。

His radical opinions often spark heated debates among his colleagues.

他激进的观点经常在同事中引发激烈辩论。