将不溶于水的药物研成细末后再入水中搅匀或研磨的炮制方法称为（）
A.润
B.漂
C.水飞
D.淬
E.煮
参考答案：C
The Hinman University Math Team()in the 27th annual International Collegiate Math Olympics.
A. participate
B. participant
C. participated
D. participative
