therapeutic contradiction

例句：

1. 1. He is a doctor who specializes in therapies for chronic pain.
   他是一位专攻慢性疼痛治疗的医生。
2. 2. The patient's condition improved dramatically after undergoing therapeutic sessions.
   患者在接受治疗后，状况明显改善。
3. 3. The research team conducted several therapeutic trials on the new drug.
   研究团队对这种新药进行了几次治疗试验。