glad·i·a·tor /ˈglædiˌetɚ/
  鬥士,斗劍者,爭論者
  Glad·i·a·tor n.
  1. Originally, a swordplayer; hence, one who fought with weapons in public, either on the occasion of a funeral ceremony, or in the arena, for public amusement.
  2. One who engages in any fierce combat or controversy.
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  gladiator
       n 1: (ancient Rome) a professional combatant or a captive who
            entertained the public by engaging in mortal combat
       2: a professional boxer [syn: prizefighter]