du·el /ˈduəl ||ˈdju-/
 決鬥,鬥爭(vi.)決鬥
 Du·el n.  A combat between two persons, fought with deadly weapons, by agreement. It usually arises from an injury done or an affront given by one to the other.
 Trial by duel Old Law, a combat between two persons for proving a cause; trial by battel.
 Du·el, v. i. & t. To fight in single combat. [Obs.]
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 duel
      n 1: a prearranged fight with deadly weapons by two people
           (accompanied by seconds) in order to settle a quarrel
           over a point of honor [syn: affaire d'honneur]
      2: any struggle between two skillful opponents (individuals or
         groups)
      v : fight a duel, as over one's honor or a woman; "In the 19th
          century, men often dueled over small matters"
      [also: duelling, duelled]