duello

例句：

1. 1.The duel between the two brothers was fierce and intense.
   两兄弟之间的决斗非常激烈。
2. 2.He decided to take up a new hobby - painting, as he had always wanted to be a duelist.
   他决定开始一个新的爱好——绘画，因为他一直想成为一名决斗者。
3. 3. Dueling was illegal in many countries until recently.
   在许多国家，决斗是非法的直到最近。