政府担心这个激进运动日益增长的影响力。

The government was concerned about the growing influence of the ___radical movement.

他的政治观点被认为是自由派的，但不算激进。

His political views were considered liberal, but not ___radical.

许多年轻人开始支持更加激进的政党，要求对现有体系进行彻底改革。

Many young people began to support more ___radical parties, demanding a complete overhaul of the system.