The rover team's strategy to extricate Spirit from the sand trap was to follow these tracks out, heading north.

探测器研究组从细沙的陷阱里援救勇气号的策略是使探测器顺着这些痕迹向北行驶。

youdao

What is most curious about these tracks is that the rock they are in is reckoned to have formed at least a kilometre below sea level.

更奇特的是，据估计，这些足迹所在的岩石是在海平面至少一千米以下形成的。

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They wanted to make these tracks as fresh, vibrant and relevant as possible, believing that this is what Jackson would have wanted as well.

他们希望这些曲目新鲜、充满生气并尽可能切题，相信这也是杰克逊所希望的。

youdao

These trolleys ran on metal tracks built into streets.

VOA: special.2010.01.11

So, if you're looking back, say, from the end of the nineteenth century, it's not easy to see, but you can see these-- don't ever think that history runs on railroad tracks, and all you need is the timetable to show when modernization shows up.

所以,当你回顾历史,从十九世纪的末尾开始,虽然不太容易,但还是可以看出...,别以为历史是在固定轨道上行进的,别以为你只用拿时刻表,就知道新时代什么时候来临

耶鲁公开课 - 欧洲文明课程节选

The Sprint Cup uses all these kinds of tracks.

VOA: special.2009.04.10

The difference between these tracks in both mood and pattern demonstrates that Black Milk is an artist with range and staying power.

NPR: First Listen: Black Milk, 'Album Of The Year'

During World War II, these tracks linked thousands of shaven grunts and other instruments of war to the ports that would ship them out to the front lines.

CNN: Memorable moments in Grand Central's 100 years

She dug deep inside for inspiration, did away with her full band for most of the album and wrote many of these tracks in her barn in Portland, Ore.

NPR: Exclusive First Listen: Laura Veirs