dy·nas·ty /ˈdaɪnəsti ||ˌnæsti, ||ˈdɪnəsti/
  朝代,王朝
  Dy·nas·ty n.; pl. Dynasties
  1. Sovereignty; lordship; dominion.
  2. A race or succession of kings, of the same line or family; the continued lordship of a race of rulers.
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  dynasty
       n : a sequence of powerful leaders in the same family