lung governing regulation of water passages

例句：

1. 1. He had a lung infection and was hospitalized for several days.
   他得了肺炎并住院治疗了几天。
2. 2. The doctor advised him to take his medication regularly to prevent lung diseases.
   医生建议他定期服药以防止肺部疾病。
3. 3. She coughed up blood from her lungs after being diagnosed with lung cancer.
   被诊断出患有肺癌后，她咳出了血。