So, keep that in mind when we're talking about atomic radius, I'm not suddenly changing my story and saying, yes, we do have a distinct radius.

因此，当我们讨论原子半径的时候要时刻记住这一点，我并不是在突然改变自己的说法，说是的，我们的确有一个准确的半径。

麻省理工公开课 - 化学原理课程节选

Actually, a minute ago I didn't even know what I was going to play but I remember that.

实际上,一分钟前,我根本不知道要弹什么,但是我能记住这段曲子

耶鲁公开课 - 聆听音乐课程节选

All right, and let's just check this out, because I want to make a point of this, let's go back and do the following.

好，让我们记住这一点，因为我想要强调下这里，我们回过头去做如下的操作：

麻省理工公开课 - 计算机科学及编程导论课程节选