阴虚火旺型郁证若同时出现腰酸,遗精乏力者,可加哪几味药
A.龟板
B.知母
C.杜仲
D.牡蛎
E.枣仁
参考答案:A,B,C,D
As he works in a remote area, he visits his parents only ____.
A.occasionally
B.anxiously
C.practically
D.urgently
在面向对象方法中,类之间共享属性和操作的机制称为 【3】 。