Are you looking at the picture from a certain point of view?

你是否在从一个特定角度看着这个画面？

耶鲁公开课 - 死亡课程节选

He would study some person from a certain point of view.

他会从某个角度去审视一个人。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

And they did that by intentionally infecting calves, by harvesting their skin when they were at a certain point of the disease, and by isolating the virus from the skin of the calves.

他们有意感染很多小牛,当小牛疾病发展到一定程度,就收割牛皮,然后把病毒从牛皮里分离出来

耶鲁公开课 - 生物医学工程探索课程节选

From this point of view, they have a certain shape, size and so forth.

从这个视角看，他们有一定的形状大小等等。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选