头孢菌素

例句：

1. 1. The doctor prescribed a new antibiotic, cephalosporin, for her.
   医生给她开了一种新抗生素，头孢菌素。
2. 2. The patient recovered quickly after receiving the treatment with cephalosporin.
   在接受头孢菌素治疗后，病人很快恢复了。
3. 3. Cephalosporin is an important class of antibiotics used to treat bacterial infections.
   头孢菌素是一类重要的抗生素，用于治疗细菌感染。