the first stage of syphilis, which is marked by the development of a deep ulcer and the spread of the causative bacterium in the tissues of the body: compare secondary syphilis, syphilis, tertiary syphilis
| 单词 | primary syphilis |
| 释义 | primary syphilisnounthe first stage of syphilis, which is marked by the development of a deep ulcer and the spread of the causative bacterium in the tissues of the body: compare secondary syphilis, syphilis, tertiary syphilis |
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