cotillon
  一種活潑輕快的舞
  Co·til·lon Co·til·lion n.
  1. A brisk dance, performed by eight persons; a quadrille.
  2. A tune which regulates the dance.
  3. A kind of woolen material for women's skirts.
  4. A formal ball, especially one at which debutantes are first presented to society.
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