hilum of lung

例句：

1. 1.The surgeon removed the hilum of lung during the operation.
   外科医生在手术中切除了肺的动脉。
2. 2.The patient was given medication to treat the hilum of lung disease.
   患者被给予药物治疗肺动脉疾病。
3. 3.The doctor diagnosed the patient with hilum of lung failure.
   医生诊断出患者患有肺动脉衰竭。