n.改革家；改革运动者
He became an active social reformer. 他成了一位积极的社会改革家。
The politician was a famous social reformer. 那位政治家曾是著名的社会改革家。
He has projected himself as a reformer in the presidential campaign. 他在总统竞选中以改革者的姿态出现。
维新派
