越野地

例句：

1. 1. The team practiced on the new track for a few days before the race.
   在比赛前，队伍在这条新跑道上练习了几天。
2. 2. The marathon runners completed their first lap of the course in record time.
   马拉松跑者以创纪录的时间完成了他们的第一圈赛程。
3. 3. The race was held on a challenging terrain, making it an exciting event for all participants.
   这次比赛在一个具有挑战性的地形上举行，为所有参与者带来了一场激动人心的比赛。