biopsy of epididymis

例句：

1. 1. The pathologist performed a biopsy on the tumor to determine its cause.
   病理学家对肿瘤进行了活检，以确定其原因。
2. 2. During an autopsy, doctors found evidence of trauma to the victim's body.
   在一次尸检中，医生发现了受害者身体上的创伤证据。
3. 3. The surgeon performed a biopsy to remove a small piece of tissue for further testing.
   外科医生进行了活体检查，以取出一小部分组织进行进一步测试。