on the track

基本解释

Cars would be quite safe running at 60 miles per hour on the track, and 40 miles per hour on the street.
这种车很安全，在轨道上以每小时60英里速度运行，街道上速度为每小40英里。
The red-and-yellow diesel engine was beginning to curve through Dashwood Pass, and the driver had to alert workmen on the track.
红黄两色的柴油车头开始驶入达旭沃山口的弯道，司机须要鸣笛警告在轨道上工作的工人。
The team told me that Sebastian Vettel was catching me and they kept me updated on his position but I was concentrating so hard on keeping the car on the track.
车队告诉我塞巴斯蒂安维特尔已经超过了我，他们让我保持在他原来的位置上，但我太专注于让赛车保持在赛道上了。

Owens dispelled Hitler's theories on the track, winning gold medals in the 100 and 200 meters, 4x100-meter relay and long jump.
I was an undergraduate here in 1995 as a freshman, I came in thinking I was going to major in government and sure enough I started off on the track; I'd like history, I'd like government, English, these kinds of things in high school.
995年我作为本科新生进入哈佛，我刚来的时候想主修政治,后来我就沿着这条路走了下去，我喜欢历史，政治和英语，就像高中的时候一样。
哈佛公开课 - 计算机科学课程节选
And at the end of the track you notice five workers working on the track.
突然发现在轨道的尽头,有五名工人正在施工。
耶鲁公开课 - 公正课程节选

She is showing the same strength and courage now that she demonstrated on the track.
FORBES: 2009 Horse Of The Year Rachel Alexandra In "Serious" Condition After Complications Following Foaling