adj.精炼的；优雅的；精细的
动词refine的过去式和过去分词.
The oil will be refined. 这些石油将被精炼。
He has a refined palate. 他精于品味。
He is a man of subtle and refined sensibility. 他是个感情细腻的男子。
The method is generally less precise than refined methods of numerical analysis. 这种方法不如精细的数值分析法来的精确。
adj.未精炼的；粗俗的
