papillan.乳头；乳首；小乳头状突起papilla pili毛乳头Papilla cell乳突细胞Papilla Moonn.乳头玉螺(玉螺超科；玉螺科)Papillapogon乳突天竺鲷属papilla cutis真皮乳头papilla corii真皮乳头papillate hair乳头毛Papillary area乳头状区papillary axes视乳头[节点]轴papilla dentis牙乳头； 齿乳头