bursula

例句：

1. 1. The doctor diagnosed him with a bacterial infection.
   医生诊断他患有细菌感染。
2. 2. The outbreak of the disease was caused by the bursula bacteria.
   这种疾病的爆发是由鼠疫杆菌引起的。
3. 3. The patient was put on antibiotics to fight off the bursula infection.
   患者被开了抗生素来对抗鼠疫感染。