fortuitism

例句：

1. 1. He was lucky to escape injury in the accident.
   他在事故中幸免于难，真是幸运。
2. 2. She had a stroke and is now in a coma, but she's still lucky to be alive.
   她中风了，现在处于昏迷状态，但能活着真是幸运。
3. 3. The lottery winner was fortunate enough to win the jackpot.
   这位彩票中奖者很幸运地赢得了大奖。