河豚可以利用水和空气使自己膨胀，变成一个等于其数倍实际大小的球。

It can inflate (使膨胀) itself with water and air to turn into a ball several times of its real size.

youdao

因此我使x等于一个常数，那就是说,用一个平行于黑板的平面来进行切割。

OK, so I fix x equals constant. That means that I slice by a plane that's parallel to the blackboard.

youdao

当我们令n等于2时,使这个这个方程变成更具体的版本。

So it's a more specific version of the equation where we have the n final equal to 2.

youdao

F Then I'm going to print a capital F just % 1f C to be aesthetically interesting equals another %.1fc.

然后我将打印大写字母,使其比较美观的，等于另一个。

哈佛公开课 - 计算机科学课程节选

We all do believe something makes it true that two plus one equals three, but it's not the fact that empirical objects-- We don't do empirical experiments to see whether two plus one equals three.

我们都相信有些东西,使2加1等于3是正确的,但这不是说现实的东西,我们不会在现实中做实验,去看看二加一是不是等于三

耶鲁公开课 - 死亡课程节选

So it's a more specific version of the equation where we have the n final equal to 2.

当我们令n等于2时,使这个这个方程变成更具体的版本。

麻省理工公开课 - 化学原理课程节选