柯林斯词典syphilis /ˈsɪfɪlɪs/ 1. N-UNCOUNT Syphilis is a serious disease which is passed on through sexual intercourse. 梅毒 返回 syphilis剑桥词典a disease caught during sexual activity with an infected person . Syphilis spreads slowly from the sex organs to all parts of the body and often results in death if not treated . 梅毒 返回 syphilis