它可能一直持续在直线上移动。

Maybe it's always been moving on that line.

youdao

我们可以想像由一个在直线上移动的点，在时刻0的时候，它在Q0处。

Let's imagine that we have a point that's moving on the line, and at time zero, it's here at Q0.

youdao

在试车跑道上，雷诺四门轿车在直线上飞驰，比丰田普锐斯更安静，舒适。

On the test track, the Renault four-door (a retrofitted Laguna, the Fluences are not yet on site) zooms smoothly down the straight, silent and more comfortable than, say, a Prius.

youdao

If I have Avogadro number of these things in a long line, you can bet it is going to be a solid.

如果在一条直线上,这些东西有阿伏伽德罗常数那么多，你肯定会说它是固体。

麻省理工公开课 - 固态化学导论课程节选

So, when the voltage difference between the plates is zero, or when we just don't have the plates there at all, the cathode rays are not bent, they just go right in a straight line, and they can be detected on this screen.

拐弯来测试它们是否带电,当两板之间电压为零，或者根本就,没有这两个板时，阴极射线是一条直线,它可以在屏幕上。

麻省理工公开课 - 化学原理课程节选

Taking the problem, recognizing that you know what, 8 even though this is a pretty big problem size 8 in this case and last time it was size 8 or in the case of the papers in size of a thousand roughly with the phonebook, I assume these are in a perfectly straight line they won't quite fit.

以这个问题为例，你们要认识到，在这种情况下，这是个比较大的问题，其大小是,上次它的大小也是8，但在纸片那个问题中,电话簿的规模大概是上千的，现在假设这些,杯子完全在同一条直线上，虽然并不十分符合这个条件。

哈佛公开课 - 计算机科学课程节选