posterior view后位(象)posterioradj.(在时间；次序上)较后的n.臀部posterior probability density function后验概率密度函数posterior lumber intervertebral fusion椎体间植骨posterior intraoccipital synchondroses枕内后软骨结合Posterior teeth longitudinal fractures后牙纵折posterior leucoencephalopathy symdrome后白质脑病综合征posterior subtemporal keyhole approach后部颞下锁孔入路posterior superior alveolodental canal后上牙槽管posterior cervical sympathetic syndrome颈后交感神经综合征, 巴-利二氏综合征Posterior fasciculus of brachial plexus臂丛后束posterior commissurotomy of spinal cord脊髓后联合切开术