anterior left hand side angled view of male torso showing the male urogenital system. - 尿道球腺 幅插畫檔、美工圖案、卡通及圖標陰莖
medical illustration of human anatomy of the male reproductive system - 19th century - 尿道球腺 幅插畫檔、美工圖案、卡通及圖標陰莖, 前列腺, 人類繁殖