Before Piaget, nobody noticed that babies had this problem tracking and understanding objects.

在皮亚杰之前,并没有人注意到婴儿在追踪和理解客体上,存在着守恒的问题

耶鲁公开课 - 心理学导论课程节选

And as a result of writing it down and keeping track, he produced a very clear record, and scientific evidence, that using this procedure could protect a population of people from the disease.

凭借他的持续关注和追踪,他做出了十分清晰的记录,留下了科学证据,证明这种方法,可以让人们不再得这种病

耶鲁公开课 - 生物医学工程探索课程节选

In general, if you're watching an action movie and there's a car chase and the trucks and cars are crashing all over the place, and let's say a Budweiser truck shows up in the scene somehow, well people are very likely paying for that.

如果看一部动作电影中有汽车追踪,以及卡车和汽车到处碰撞的场景,就说在电影里出现的是百威的卡车,这家公司的人很有可能为这个场景花钱了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

That would be a very straightforward functional way to do it, but you could imagine that that's very labor intensive because you've got to separate each individual cell, and you've got to nurture it and then keep track and study what it becomes.

这是一种非常直截了当的有效方法,但你能想象这得耗费海量的人力,因为你得分离每一个细胞,并进行培养,然后还得追踪和研究它们的变化

耶鲁公开课 - 生物医学工程探索课程节选