在线词典精炼提炼精华,除去杂质:原油送到炼油厂去~;同“精练”。拼音jīng liàn解释提炼精华,除去杂质:原油送到炼油厂去~;同“精练”。英文释义to refine (a substance); to purify; to refine (one's skills, writing etc); refined; polished; succinct; skilled; capable