racefenicol

例句：

1. 1. This antibiotic is effective against many types of bacteria.
   这种抗生素对许多类型的细菌都有效。
2. 2. The patient was given racefenicol for treatment.
   病人被给予赛氟尼考进行治疗。
3. 3. Racefenicol is a commonly used drug in veterinary medicine.
   赛氟尼考是一种在兽医医学中常用的药物。