metharmosis

例句：

1. 1. Syphilis is a chronic infectious disease that can cause serious health problems.
   梅毒是一种慢性传染病，可能导致严重的健康问题。
2. 2.The patient was diagnosed with syphilis and required immediate treatment.
   患者被诊断出患有梅毒，需要立即治疗。
3. 3. Syphilis can be prevented by taking antibiotics and practicing safe sex.
   通过服用抗生素和采取安全的性行为可以预防梅毒。