pleuropneumonia

例句：

1. 1. Pleuropneumonia is a serious disease that can be fatal if left untreated.
   肺鼠疫是一种严重的疾病，如果不及时治疗可能会致命。
2. 2. The patient was diagnosed with pleuropneumonia and required immediate hospitalization.
   患者被诊断出患有肺鼠疫，需要立即住院治疗。
3. 3. The outbreak of pleuropneumonia in the region has been causing concern among health officials.
   该地区爆发的肺鼠疫引起了卫生官员的关注。