We're already using it up in this pi bond here, so that means we're limited to only two other spots on the molecule, so we have three.

我们已经把它用到这个π键里去了，所以这意味着,我们在分子里只剩下两个位置，所以一共是三个。

麻省理工公开课 - 化学原理课程节选

Well, in giving these examples, I've already indicated at least two things that belong on the list.

在举例的过程中，我已经说明,起码有两样东西在名单上。

耶鲁公开课 - 死亡课程节选

So, in fact, as Thucydides tells us beautifully in Book V, when the two armies actually hit each other they have already made a slight turn to the right.

因此,事实上,像修西得底斯在第五册里优雅描述的那样,当两军真正开始接触时,他们已经略微向右转了

耶鲁公开课 - 古希腊历史简介课程节选

So I put two things in the memo already.

所以我已经在memo中存储了两个东西。

麻省理工公开课 - 计算机科学及编程导论课程节选