Cain

例句：

1. 1. Cain was the first man to be born in the world.
   卡因是世界上第一个出生的人。
2. 2. The story of Cain and Abel is a classic example of conflict between brothers.
   卡因和亚伯的故事是兄弟之间冲突的经典例子。
3. 3. In modern times, Cain has become synonymous with crime and violence.
   在现代，卡因已经成为犯罪和暴力的代名词。