答案应该很简单：作伴。

The answer should have been simple: companionship.

youdao

这两个产品的安装应该很简单。

The installation of these products should be straightforward.

youdao

这事应该很简单，我想象不会有什么困难。

It should be quite simple; I don't envisage any difficulty.

youdao

Should be a pretty simple fix in fact we should be able to do it on the fly, here. What should I change?

这应该有一个很简单的补救措施,实际上我们匆匆忙忙的改好它,这儿，我该怎么改呢？

麻省理工公开课 - 计算机科学及编程导论课程节选

And this is in an isolated, in an adiabatic container.

这应该是个很简单的问题，桨轮处在一个与外界隔离额绝热环境中。

麻省理工公开课 - 热力学与动力学课程节选

So before we leave it, I've been making a point in this class of coming back to reality from time to time, so this is a very simple model of the soccer game in reality.

在我们结束讨论之前,我来强调一下,我们应该回到现实中,这是一个很简单的足球模型

耶鲁公开课 - 博弈论课程节选