如果我们可以对陌生人礼貌，为什么我们不能对我们所爱的人礼貌呢？

If we can be polite to strangers, why can't we do the same for the ones we love?

youdao

如果我们可以做出来，尽管试一下吧。

If we can do it, let's try it.

youdao

如果我们可以想到，好，其实我们已经得到它了。

And see if we can come up with, well, we basically already have this.

youdao

If this were to be an absolute zero Kelvin, then we could we can have something, T2 Sorry, it's T2.

如果它等于绝对零度，我们可以，对不起，这是。

麻省理工公开课 - 热力学与动力学课程节选

if we think about electronegativity as a periodic trend we can just draw our nice periodic table here, and let's separate it into quadrants.

如果我们来思考一下电负性的周期性规律,我们可以把我们漂亮的周期表画在这，然后把它分成四个象限。

麻省理工公开课 - 化学原理课程节选

The general structure that we're looking at can be summarized as this, if this helps paint a nice mental picture.

我们一般看到的这个结构可以这样概括,如果这个帮助我们描绘出一个漂亮的记忆画面。

哈佛公开课 - 计算机科学课程节选