前面2各回答都是错的。医学上的prn是pro re nata,意思是按需治疗,常用在眼科抗vegf治疗,t&e是treat and extend也是眼科抗vegf治疗的方案,意思是到了规定的随访时间先进行治疗,如果患者恢复情况好就加长治疗间隔,也就是extend的意思。 Pastel de nata 问题五:葡式蛋挞介绍英文 30分 the egg tart or egg custard tart (monly romanized as dan tat) is a kind of custard tart pastry monly found in hong kong and other asian countries, which consists of an outer pastry crust that is filled with egg custard and baked.