But just to hammer home this point, if I could, we have time for one awkward demonstration.

但是这个时候为了再三强调到彻底的了解，如果可以的话，我们还有时间做一个不太好的示范。

哈佛公开课 - 计算机科学课程节选

So just to hammer home this point, for now, a function really is like a black box.

现在再三强调，让你们彻底了解这一点，一个函数就像是一个黑盒子。

哈佛公开课 - 计算机科学课程节选

So that's why we have this zero point here, and just to point out again and again and again, it's not a radial node, it's just a point where we're starting our graph, because we're multiplying it by r equals zero.

这就是为什么在这里有个零点，我需要再三强调，这不是径向零点，他只是我们画图的起始处，因为我们用ｒ等于０乘以它。

麻省理工公开课 - 化学原理课程节选

It has to be in that sense worked for again and again.

不得不因为这个而再三地奋斗。

耶鲁公开课 - 现代诗歌课程节选

And when he urged him, he accepted."

雅各再三地求他，他才收下了“

耶鲁公开课 - 旧约导论课程节选

Because if anything worked, there would be a solution that would have some value over time and people wouldn't have to be seeking out the newest miracle, getting every little thing they see on TV and the like, and I'll show you some amusing examples of those in the next class.

如果真有用,那就找到了长期有效的解决方法,人们就不会再三地寻找方法了,只要看到电视上有什么小妙招就要尝试,下堂课我会举几个有趣的例子

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

This again and again.

这样再三地。

哈佛公开课 - 计算机科学课程节选