考试提供了一个很好的机会来总结我们已经学过的知识。

Test provides a good opportunity to review the knowledge that we have learned.

youdao

一切顺利。我在学习一些新东西。 同时也在温习一些已经学过的知识技能。

It's going all right. I'm learning some things for the first time, but I'm also brushing up on some things that I already know.

youdao

是的，我已经学过很多关于电脑的知识。

Yes, I have. I've already learned a lot about computer.

youdao

You guys have also seen vectors, I'm pretty sure, but it is worth going over some properties and some may be new and some may be old.

我很肯定你们曾接触过矢量,但复习一下相关的性质是很有必要的,有些可能是新知识,有些是已经学过的

耶鲁公开课 - 基础物理课程节选

let's try and analyze this game using the tools we've learned so far.

我们先用已经学过的知识,来分析这个博弈

耶鲁公开课 - 博弈论课程节选