I'm going to take the time derivative just as I did in the case of the spring.

我将要提取时间，就像我在，弹力那个例子里那样。

youdao

As a young politician, when I started going to black churches, for the first time I heard people refer to funerals as homegoings.

作为一个年轻的政客，我最初到黑人教堂做礼拜时，第一次听到人们将葬礼称为“归家”。

youdao

The main cause of forgetting ideal is that they think it's too far to reach in the lifetime. As time going on, discouragement surpasses the youth enthusiasm.

忘记理想的重要原因，是他们认为理想世界太远了，自己有生之年是不能实现了，失望之情渐渐压过青春热血。

youdao

President Obama also spoke about the difficult time people in the Gulf area were going through as a result of the oil spill.

VOA: special.2010.06.18

We're also going to assume, just as we did last time, that voters are going to vote for the closest candidate.

我们还要假设,像上次一样,选民会选择离他最近的候选人

耶鲁公开课 - 博弈论课程节选

Or another way of saying it is, we're going to use as the basic steps, those operations that run in constant time, so arithmetic operations.

我们用可以在恒定时间内完成的操作,算法，比较,内存读取。

麻省理工公开课 - 计算机科学及编程导论课程节选

Margarito finally forced Cotto to his knee after a hard combination and then continued to unload as his opponent staggered around the ring, finally going down a second time as the towel flew in.

BBC: Margarito ends Cotto unbeaten run

The older the star, the less dust it had, showing that as time passed the dust was going somewhere.

ECONOMIST: Dusty genesis

"He should have made a decision at half-time or let the game finish as the light was never going to get any better at this time of the year, " said Kirk.

BBC: CHOOSE A SPORT