postmarginal vein

例句：

1. 1. The pathologist examined the postmarginal veins of the brain to determine the cause of the patient's stroke.
   病理学家检查了大脑的后缘静脉，以确定患者中风的原因。
2. 2. During surgery, the surgeon carefully dissected the postmarginal veins to avoid damaging the surrounding tissue.
   在手术过程中，外科医生仔细解剖后缘静脉，以避免损伤周围的组织。
3. 3. Postoperative care involves monitoring the postmarginal veins for any signs of infection orbleeding.
   术后护理包括监测后缘静脉，以检测任何感染或出血的迹象。