1. touch on 涉及、提到
例句：There are books that touch on this topic that don't have numbers in them, but, you know, this is Smil, you are gonna get the numbers.
有幾本提到這個議題且沒有數據在其中的書，但，你知道的，這是 Smil，你一定看得到數據。

2. all of a sudden 突然地、出乎意料地

例句：And, you know, all of a sudden there was a glass sitting there...

然后，你知道，突然就有一個杯子放在那里...

3. figure out 想出，解決，計算出

例句：Those are the kind of questions that somebody with a good mind who's trying to figure out if they really understand—that's a kind of question you should ask yourself.
那些是某個有聰明腦袋、試著要探究他們是否真正了解的人會問的問題－－那是你們應該問問自己的問題類型。

4. make sense 有意義，理解

例句：We can observe way more stuff than you'd imagine, and we've made more sense out of the stuff we can observe than you can imagine.
我們可以觀察的事物比你想像的多更多，而我們也已經從所能觀察的事物中尋出比你想像中還多的智慧。