combatant

名词 combatant:

1. someone who fights (or is fighting)
   同义词：battler, belligerent, fighter, scrapper

形容词 combatant:

1. engaging in or ready for combat

1. In modern wars, both combatants and non-combatants are killed.
   现代战争中，战斗人员与非战斗人员都可能死亡。
2. The combatants were exhausted after a month's fight.
   战士们经过一个月的战斗已筋疲力尽。