defector

名词 defector:

1. a person who abandons their duty (as on a military post)
   同义词：deserter

1. Baby-sat the children; baby-sat the Soviet defector; baby-sit a breaking news story.
   照看孩子; 看守苏联逃兵; 注意爆炸性的新闻报道
2. He's a defector.
   他是个叛徒。
3. A defector revealed the disposition of the enemy fleet.
   有一名叛变者透露了敌方舰队的部署。