DICT.TW Dictionary Taiwan

 tri·um·vi·rate /-vərət/
 三人執政,三頭統治,三人執政之職

 Tri·um·vi·rate n.
 1. Government by three in coalition or association; the term of such a government.
 2. A coalition or association of three in office or authority; especially, the union of three men who obtained the government of the Roman empire.
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 triumvirate
      n : a group of three men responsible for public administration
          or civil authority