If you had your notes, you could do some fun scribbling right now, so you can do that at home.

如果你们在笔记上记了这个，你可以把它完全划掉，或者回家后划掉。

麻省理工公开课 - 化学原理课程节选

So, for example, if we're to hold the time constant, this makes it a lot simpler of an equation, because what we can end up doing is actually crossing out this whole term here.

比如说，如果我们把时间,定为常数，这使得方程,大大简化，因为我们可以把,这一项划掉。

麻省理工公开课 - 化学原理课程节选

Take the fattest marking pen you have, scratch that out and replace it with atomic hydrogen.

用你最粗的笔把它划掉，再用氢原子代替它。

麻省理工公开课 - 固态化学导论课程节选

So this is like crossing off the person in position number 2 here.

这就像是划掉,2号位上的人或物。

哈佛公开课 - 计算机科学课程节选

So let's actually, you might want to be a little bit gentle in your own notebook, but on my board let's get rid of all these strategies that are never a best response.

所以我们干脆点,在笔记本上,你们动作轻点,我直接在划掉这些非最佳对策的策略

耶鲁公开课 - 博弈论课程节选

And all these strategies for Player II are gone, and all these strategies for Player II are gone, and what's left? A lot of scribble is left.What's left?

参与人II的这些策略被剔除了,参与人II的这些策略也被剔除了,划掉的都剔除后,最后剩什么了

耶鲁公开课 - 博弈论课程节选

We can also do a similar thing, and I'll keep my distance from the board, but we can instead be holding x constant, for example, putting x to be equal to zero, and then all we're doing is considering the electric field as a function of t.

我们也可以做类似的事情,把x固定为一个常数,例如令x等于零，然后,考虑电场作为时间的函数,这种情况下，我们划掉。

麻省理工公开课 - 化学原理课程节选