raca

例句：

1. 1.The race car is the fastest vehicle on the track.
   赛车是赛道上最快的车辆。
2. 2. She ran a marathon to raise money for charity.
   她参加了马拉松比赛为慈善机构筹款。
3. 3.The race was won by the fastest runner in the field.
   比赛中最快的跑者赢得了胜利。