advocate of reform的用法和样例：
- He is a strong advocate of reforms on the political system.
- This judge is a strong advocate of prison reform.
- Shen Jiaben is famous jurist in modern China, and he is also advocate of the reform of legal system of the end of Qing dynasty and leader of reform party of legal system.
- An advocate of or a specialist in eugenics.
- Judge is a strong advocate of prison reform.