Okay, so that tells you how to add two vectors and get a sum.

这就是矢量的加法法则

耶鲁公开课 - 基础物理课程节选

The spec, if you want to add a little bit of color shows you obviously how you can add green and red and so forth.

如果你想添加一点颜色,说明书中详细说明了该如何添加绿色,红色等。

哈佛公开课 - 计算机科学课程节选

Now, notice that if we accept this view to decide how well off I am, or somebody else is, you can't just add up the contents of the life.

请注意,如果用这种观点决定自己的幸福程度，或者其他人的幸福程度，你就不能单单把生活内容加起来。

耶鲁公开课 - 死亡课程节选