bronchus

例句：

1. 1. Thedoctor diagnosed him with a chronic lung disease.
   医生诊断他患有慢性肺病。
2. 2. Hewas coughing up blood after the surgery.
   手术后，他咳出了血。
3. 3. The patienthad to breathe through his bronchus for several days.
   病人不得不通过他的支气管呼吸几天。