fortuity

例句：

1. 1. He was very lucky to win the lottery.
   他很幸运赢得了彩票。
2. 2. She had a lot of luck in her career.
   她在职业生涯中很走运。
3. 3. Sometimes, fate seems to favor the brave.
   有时候，命运似乎偏爱勇敢的人。