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1. Oxford American Dictionary

   refine

   • IPA[rəˈfīn]

   美式

   • v.
     remove impurities or unwanted elements from (a substance), typically as part of an industrial process；improve (something) by making small changes, in particular make (an idea, theory, or method) more subtle and accurate

   • verb: refine, 3rd person present: refines, gerund or present participle: refining, past tense: refined, past participle: refined

2. • 釋義

   v.

   動詞

   • 1. remove impurities or unwanted elements from (a substance), typically as part of an industrial process sugar was refined by boiling it in huge iron vats 同義詞 purify, clarify, clear, cleanse, strain, ... 更多sift, filter, rarefy, distill, concentrate, process, treat, technicalrectify反義詞 adulterate
   • ▪ improve (something) by making small changes, in particular make (an idea, theory, or method) more subtle and accurate ease of access to computers has refined analysis and presentation of data 同義詞 improve, perfect, polish (up), hone, temper, ... 更多fine-tune, elaborate, touch up, revise, edit, copyedit, complete, finish, finish off, put the final/finishing touches to, crown, consummate, informaltweak反義詞 lose