treponemicide

例句：

1. 1.Treponema pallidum is the causative agent of syphilis.
   苍白螺旋体是梅毒的致病原。
2. 2.Treponema pallidum is a bacterium that causes syphilis.
   苍白螺旋体是一种引起梅毒的细菌。
3. 3. Treponema pallidum is treated with antibiotics to prevent complications.
   苍白螺旋体感染需要用抗生素治疗以防止并发症。