短语词组短语Osteotomy body mandible 下颌骨体切开术Osteoplasty body mandible 下颌骨体成形术fracture body mandible 下颌骨体骨折Closed fracture body mandible 下颌骨体闭合性骨折Closed fracture symphysis body mandible 下颌骨体联合闭合性骨折body of mandible [解剖]下颌体 返回 mandible body