posterior lip后唇posterioradj.(在时间；次序上)较后的n.臀部posterior pituitary substances垂体后叶物质Posterior corneal pigmentation角膜后色素沉着posterior subcapsular cataract后囊下白内障posterior pituitary preparation[化] 脑垂体后叶制剂Posterior tongue taste disorder后舌味觉障碍posterior rami of spinal nerves脊神经后支Posterior stabilized prosthesis后稳定型膝假体Posterior external jugular vein后颈外静脉posterior interventricular vein后室间静脉Posterior mitral commissurotomy二尖瓣后连合部切开术