persistentia持久persistentadj.坚持的；连续的；固执的Persistent left superior vena eava永存左位上腔静脉persistent halogenated hydrocarbons持久性卤代烃persistent patency of foramen ovale卵圆孔持续性开放Persistent Chemical Agent Stimulant持久性刺激性化学毒剂Persistent Anti-Radiation Missile持续性反辐射导弹persistent transitional circulation持续过渡血循环Persistent omphalomesenteric artery脐肠系膜动脉续存persistent and hyperplastic nodules持续性结节persistent somatoform pain disorder持续的躯体形式的疼痛障碍(F45.；4)Persistent left superior vena 'cava脱色紫绒