posterior lip后唇posterioradj.(在时间；次序上)较后的n.臀部posterior elbow extension splint后侧肘伸展夹板Posterior branch of lumbar never腰神经后支Posterior mediastinal lymph node纵隔后淋巴结posterior capsular opacitication后发性白内障posteriorcervical fat deposition颈后脂肪沉积posterior lobe of the hypophysis脑下垂体后叶posterior polymorphous dystrophy后发多形性营养不良, 后部多形性营养不良posterior internal orbital canel眶筛管, 筛后管, 筛后孔posterior capsular opacification后囊膜混浊posterior wall of left ventricle左室后壁