释义 n.[人类] 头部测量法；头部测量学 实用短语x-ray cephalometryX线头影测量ultrasonic cephalometry of fetus超声胎头测量法x-cephalometryx线头影测量fetal cephalometry胎头测量法lateral cephalometry侧位X线头影测量obstetric cephalometry产科测颅法ultrasonic cephalometry超声头测量法orthodontics cephalometry颅颌面测量radiographic cephalometry头影测量学