refine

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【词性】：v．

【释义】：

精练，提纯，精制

compare and refine some medicinal minerals对药用矿物进行比较和炼制

nutritive refined substance精微物质

refine drugs炼药

refine on(upon)…改进…

refining powder with water水飞(法)

Rifining powder with water is to grind insoluble minerals with water into fine powder．水飞是不溶于水的矿物药与水同研成细粉的一种方法。