tunica propria testis

例句：

1. 1.The doctor examined the tunica propria testis of the patient to determine the cause of his pain.
   医生检查了患者的睾丸固有组织，以确定他疼痛的原因。
2. 2.The study focused on the role of the tunica propria testis in male fertility.
   该研究关注了睾丸固有组织在男性生育中的作用。
3. 3.The patient's symptoms improved after undergoing surgery, which involved the removal of the tunica propria testis.
   患者在接受手术之后症状有所改善，手术涉及切除睾丸固有组织。