eggathon

例句：

1. 1. She decided to run the marathon for charity.
   她决定为慈善事业参加马拉松比赛。
2. 2. The marathon is a popular event in the city.
   马拉松是该市的热门活动。
3. 3.He trained for months to prepare for the marathon.
   他训练了数月，为马拉松做准备。