It's one thing to plug in all the numbers and say, "I know Newton's laws and I know how they work."

我们平时只是把数字代进公式,然后说,"我懂牛顿定律,也知道怎么使用"

耶鲁公开课 - 基础物理课程节选

It doesn't matter what that letter says-- I can crumple it up and throw it in the wastebasket.

不管信上怎么说,我都可以揉成团扔进垃圾箱了

耶鲁公开课 - 金融市场课程节选

Now let's go inside the atom to try to understand what is going on.

现在让我们进人原子的部分，试着,理解那是怎么回事。

麻省理工公开课 - 固态化学导论课程节选

There's a sense that in this memory the poet somehow saw the name-- presumably, I suppose, saw it on a signboard in the station, as you roll into the station and you see where you are.

在这种记忆中诗人不知怎么地-,我猜想他在看这个题目的时候，是在火车站的布告板上看到的，当你们涌进火车站看自己在哪的时候。

耶鲁公开课 - 现代诗歌课程节选

So this means we can code for it in DNA, you don't have to worry how am I going to get into the cell.

这意味着我们可以在DNA中编写它，你不用担心它怎么进到细胞里去。

麻省理工公开课 - 化学原理课程节选