This paper discusses the planning process and method of urban high-speed track transportation network.

本文探讨了城市快速轨道交通网的规划过程和方法。

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It allows the train to maintain a constant speed through the twists and turns of existing track.

它可以让火车在现有蜿蜒盘旋的轨道上保持匀速。

《柯林斯英汉双解大词典》

On the track, the form embodies power. Each curve and line is moulded for speed.

在赛道上，外形体现了力量，每条曲线和线条都是为了速度而塑造的。

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It's located near the Olympics venue for long track speed skating in Richmond, about a 30-minute drive south from downtown Vancouver.

VOA: standard.2010.02.23

Remember, you've got to keep track of the sign of acceleration, so if you're picking up speed towards the ground, a is negative, so it will be g plus a, but a is a negative number.

记住,一定要注意加速度的符号,所以当你加速下降的时候,a 是负的,还是 g 加上 a,但是 a 是负数

耶鲁公开课 - 基础物理课程节选

Two world records were set during the Vancouver Olympics, both in short track speed skating and both by China.

VOA: standard.2010.03.01

Put it this way: the Shinkansen plying the Tokaido route have access to some 180, 000 potential passengers per mile of high-speed track.

ECONOMIST: High-speed trains

The small section of high-speed track will be connected at both ends to existing lines used by Amtrak, the government-owned passenger railway.

ECONOMIST: High-speed trains

The high-speed track suits the Red Bull car and there remain questions about the Brawn car's ability to be competitive in the lower ambient temperatures that are usual at Spa-Francorchamps.

BBC: I must find form, admits Button