那么事实上，当你计算时，把结果相加，这两个部分会相加。

So, in fact, when you will do the work, when you will sum the work, you will add these two guys together.

youdao

换句话说，当我们把函数乘起来的时候，我们得到一个变量相加之后的函数。

In other words, when we multiply these functions, we get a function of the sum of those arguments.

youdao

他把一次宇宙飞行的花费相加，然后决定要不惜任何代价参加宇宙飞行；很少人能进入太空。

Then he was determined to have a cosmic flight at all costs. Few people could go into space.

youdao

Doing that in terms of the contents gives you a subtotal, but that subtotal is no longer the entire story.

把生活内容相加能得到部分之和，但是这个部分之和不再是整体。

耶鲁公开课 - 死亡课程节选

Add up your experiences and your accomplishments and the particular details of your life as what the story is about.

把你生活中的经历和成就,以及特定的细节相加才是关键。

耶鲁公开课 - 死亡课程节选

And the problem is, that we want to build this abstract data type, but we'd like to basically know what kind of object is it, and what functions actually belong to it, how do we use them?

然后我对它们运行了这个方法，就是这一小段代码这个方法,这有意义么？,当然没有了，对不对？,因为你知道，当你把两个极坐标，表示的点进行相加运算的时候？

麻省理工公开课 - 计算机科学及编程导论课程节选