refinementn.
英 rɪ'faɪnm(ə)nt | 美 rɪ'faɪnmənt
中文n. 精制；文雅；[化工][油气][冶] 提纯
词根词源
refinement (n.)1610s, "act or process of refining; state of being pure," from refine + -ment. Meaning "fineness of feeling" is from 1708.
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