/rɪˈfaɪnd ||; rɪˈfaɪnd/adj1 (used about a substance) that has been made pure by having other substances taken out of it （指物质）经过提炼的，去掉杂质的: refined sugar/oil/flour 精制糖；精炼的石油；精制面粉
2 (used about a person) polite; having very good manners （指人）优雅的，举止文雅的 [OPP] for senses 1 and 2 unrefined 第1及2义的反义词皆为unrefined
3 improved and therefore producing a better result 改进了的