At that time t, the x coordinate must have a certain value.

在该时刻,x 坐标一定是个确定的值

耶鲁公开课 - 基础物理课程节选

This is true even of seemingly identical signs, because each has its use value and is only intelligible as that which it exists to mean in a certain context.

看着相同的符号也是如此，因为每一个符号都有自己的价值,只有当它出现在某一语境中才能被理解。

耶鲁公开课 - 文学理论导论课程节选

Perhaps only those of you who might come from a small town in the south or from certain areas of Brooklyn would understand something about the supreme value of piety as a way of life.

也许只有那些,来自南方小镇,或布鲁克林部份地区的人,才能了解,生活方式中,敬神的至高价值。

耶鲁公开课 - 政治哲学导论课程节选

You see an object in motion, you find a and you give a a certain numerical value, 10 meters per second squared.

你看到一个物体在运动,你会发现它的 a,然后给 a 赋值,10 米每秒平方

耶鲁公开课 - 基础物理课程节选

All right, but still it's a red light, right, and our hypothesis is that the red light has positive value in the sense that it means a certain thing. It means, we say, "stop."

它是一个红灯，我们假设红灯主动自带含义,它代表着，停“

耶鲁公开课 - 文学理论导论课程节选