我们到底知道什么？

What the bleep do we know ?

youdao

它还告诉我们，如果我们理解了所读的内容，我们就会知道阅读到底是什么，我们就会成为更好的读者。

It also tells us if we understand what we are reading, we will know what reading really is and we'll become better readers.

youdao

我们不知道读者到底想要什么，所以选出一张能被广泛接受的食物图片是相当困难的。

We don't know exactly what the readers want, so it's quite hard to choose a widely accepted picture of the food.

youdao

Once we can do that we can go on and say okay, what actually is a wave function, but first we need to know how to describe which ones were talking about.

我们就可以继续并说波函数到底是什么,但首先，我们需要知道，如何描述,我们说的,是哪一个波函数。

麻省理工公开课 - 化学原理课程节选

When you go into a restaurant now, unless you want to go look at a board on the wall or get a pamphlet that may be hard to find, or go to the website, it's going to be pretty hard to know what you're eating in those foods.

现在当我们去餐馆吃饭时,除非看一看墙上的菜单板,或者是去翻往往很难找到的宣传册,再或者去网站查看,否则很难知道,我们在进餐时到底摄入了些什么成分

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选