vena spermatica interna

例句：

1. 1. The surgeon performed a successfuloperation on the patient's internal vein.
   外科医生成功地为病人的内静脉进行了手术。
2. 2. The doctor advised the patient to exerciseregularly to maintain the health of their internalveins.
   医生建议病人定期锻炼，以保持内静脉的健康。
3. 3. The patientwas referred to a specialistfor further examination of their internalveins.
   患者被转介给专家进行进一步检查他们的内静脉。