sulfa

例句：

1. 1. Sulfa is a common antibiotic used to treat bacterial infections.
   磺胺是一种常用的抗生素，用于治疗细菌感染。
2. 2. The sulfa treatment has significantly reduced the patient's fever.
   磺胺治疗显著降低了患者的发热。
3. 3. Sulfa is often used in combination with other medications to treat more severe conditions.
   磺胺常与其他药物联合使用，以治疗更严重的疾病。