streptostacin

例句：

1. 1.The antibiotic streptostacin is effective against many types of bacteria.
   链球菌素对许多类型的细菌有效。
2. 2. The patient was given streptostacin to treat his infection.
   患者接受了链球菌素治疗来治疗他的感染。
3. 3. Streptococcus bacteria are the main cause of streptostacin resistance.
   链球菌是产生链球菌素抗药性的主要细菌。