Well, it's a long time ago but it was elementary school, you know, maybe 3rd grade, 4th grade,

那是很久以前的事情了，应该是小学时候吧，那大概是三年级或者四年级，

美国的博物馆教育 - SpeakingMax英语口语达人

What's a function, what's a derivative, what's a second derivative, how to take derivatives of elementary functions, how to do elementary integrals.

什么是函数,什么是导数,什么是二阶导数,如何对初等函数求导,如何进行初等积分

耶鲁公开课 - 基础物理课程节选

So, that's how things were in the elementary phase.

这些就是初级阶段的一些情况

耶鲁公开课 - 古希腊历史简介课程节选

I think that's pretty elementary stuff.

我觉得这些实在太简单了

耶鲁公开课 - 基础物理课程节选

So there's only 34 in my particular cohort. It's all elementary school teachers together.

我这个组里只有34个人。全都是小学老师。

大学也在这里 - SpeakingMax英语口语达人

The next lecture will be among the more mathematical, although it's very elementary.

下一讲中,会有比较多的数学内容,都是很基础的知识

耶鲁公开课 - 金融市场课程节选