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semen
A thick, whitish fluid that is discharged from the male penis during ejaculation. Semen contains sperms and various secretions. HIV can be transmitted through the semen of a man with HIV.
- 词性: noun
- 行业/领域: 卫生保健
- 类别 AIDS 的预防和治疗
- Company: National Library of Medicine
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创建者
- Joseph Floyd
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