raffinate

raf.fi.nate

n.（名词）
The portion of an original liquid that remains after other components have been dissolved by a solvent.
残液：某种液体某些成分被分解剂分解后余下的部分

来源：
French raffiner [to refine] * see raffinose
法语 raffiner [提炼] *参见 raffinose
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