直线跑道

例句：

1. 1. The athletes lined up on the straight track for the start of the race.
   运动员们在直跑道上排队准备开始比赛。
2. 2. The marathon runners ran the straight track to the finish line.
   马拉松跑者沿着直跑道跑到终点线。
3. 3. The team decided to run the straight track as a way to improve their endurance.
   团队决定沿着直跑道跑步，作为提高耐力的一种方式。