资料来源 : Webster's Revised Unabridged Dictionary (1913)

Vingt et un \Vingt` et` un"\ [F., twenty and one.]
   A game at cards, played by two or more persons. The fortune
   of each player depends upon obtaining from the dealer such
   cards that the sum of their pips, or spots, is twenty-one, or
   a number near to it.