rou·lade /ruˈlɑd/
  急奏;急速調子
  Rou·lade n.  Mus. A smoothly running passage of short notes (as semiquavers, or sixteenths) uniformly grouped, sung upon one long syllable, as in Handel's oratorios.
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  roulade
       n 1: a dish consisting of a slice of meat that is rolled around a
            filling and cooked
       2: (music) an elaborate run of several notes sung to one
          syllable