posterior lip后唇posterioradj.(在时间；次序上)较后的n.臀部Posterior longitudinal fracture后牙纵折posterior longitudinal ligament后纵韧带posterior segment of lower lobe下叶背段posterior tibiofibular ligament胫腓后韧带posterior capsule opacification后囊膜混浊posterior principal focal point后焦点, 后主焦点posterior cranial fossa rongeur颅后窝咬骨钳posterior cervical laminoplasty椎管扩大成形术posterior ramus of spinal nerve脊神经后支posterior temporal diploic vein颞后板障静脉, 颞板障后静脉