bacitracin

例句：

1. 1. The bacteriathat cause this disease are resistant to theantibiotic bacitracin.
   导致这种病的细菌对抗生素多粘菌素有抗药性。
2. 2. The treatment of thisinfection requires the administration of bacitracin.
   这种感染的治疗需要使用多粘菌素。
3. 3. Bacitracin is apotent antimicrobial agent that hasbeen used in the treatment of serious infections.
   多粘菌素是一种强效的抗菌剂，已被用于治疗严重的感染。