umbilic point[数] 脐点
elliptic umbilic椭圆脐;椭圆型脐点
parabolic umbilic抛物脐;抛物型脐点
umbilic artery脐动脉
hyperbolic umbilic双曲脐;双曲型脐点
totally umbilic全脐
umbilic vein脐静脉
umbilic umbilical脐带的
pseudo umbilic伪脐