短语词组短语Obstetrical department 产科obstetrical sheet 产科用床单纸Obstetrical ward 产科病房obstetrical position 分娩卧位Obstetrical trachelotomy 产科宫颈切开术obstetrical rope 产科绳obstetrical hysteroscope 产科用宫腔镜obstetrical sling 产科吊绳 返回 obstetrical