levomycetin

例句：

1. 1. The antibiotic levomycetin is effective against many types of bacteria.
   抗生素白念珠菌素对许多类型的细菌有效。
2. 2. Levomycetin is a commonly used antimicrobial agent for treating infections.
   白念珠菌素是一种常用的抗微生物药物，用于治疗感染。
3. 3. In recent years, levomycetin has been shown to have significant antibacterial activity in vitro.
   近年来，白念珠菌素在体外显示出显著的抗菌活性。