unrefined       
adjective uk/ˌʌn.rɪˈfaɪnd/ us/ˌʌn.rɪˈfaɪnd/
 未精制的;未提炼的;不优雅的,粗俗的
in a natural state, without having been through a chemical or industrial process to remove unwanted parts; not refined
  unrefined sugar 未精炼的糖;粗糖 
 
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