Just... there's so much we don't understand.

就... 很多事情都我们还不能理解的。

See if you can hear what her reasons are.

看看你能不能理解她的理由。

I could not understand her ideas but I had a feeling she might be right.

我不能理解她的想法，但觉得她也许对的。

The notion of envying Catherine was incomprehensible to him, but the notion of grieving her he understood clearly enough.

这嫉妒凯瑟琳的念头，他不能理解的，她伤心这个念头，他十分明白的。

I could not understand the expression of her face.

我不能理解她脸上的这种神情。

You've been studying English for years, but you still can't understand everything you hear.

你能学习英语已有几年了，但你仍然不能理解听到的全部内容。

Plus, children don't have the cognitive ability to fully understand advertising's intent.

另外，儿童认知能力不足，不能完全理解广告的意图。

I could hear but I could not comprehend what I was hearing.

我能听到，但我不能理解我听到的什么。

We just couldn't really understand the figures in the account.

我们不能真正理解账户中的数字。

Could its transmission have been immeasurably increased by some unknown system of levers? This was the point I couldn't grasp.

还从一种秘密的杠杆机构以无限制的增强的转动中得来的呢？这我不能理解的问题。

And it's hard for him to understand the sudden return of crowded public places when it's hard to social distance.

他不能理解的，为什么公共场所突然变得和以前一样拥挤，这样的情况下，人们很难保持社交距离。

Now, just because you don't understand something, doesn't make it wrong. All right?

你不能理解的事不一定就错的！知道了吗？

America despises what it cannot understand.

美国人蔑视自己不能理解的东西。

Step two: Identify any gaps in your own understanding or points where you feel that you can't explain an idea simply.

发现自己不能理解的地方或不能简单解释某议题的地方。

Usually, it works great but sometimes it completely refuses to understand what you typed.

一般来说，自动更正很好用，但有时它就不能理解你输入的什么。

Nor could he understand when I described our society—where innocent people are killed in wars.

当我描述我们的社会时他也不能理解——无辜的人在战争中被杀害。

They could not understand this, and a cold fear fell upon all the three of them.

孩子们不能理解，三个人的心都被冰冷的恐惧笼罩。

But don't worry about it if you can't understand everything.

但如果你不能理解所有的东西, 也不用担心。

But what I don't know is how the hell you let something like this happen in the first place.

但我不能理解的你当初为何要让此事发生。

If you don't know the meaning of this joke, because you know, you're a non-native speaker.

如果你不能理解这个笑话的含义，那因为你知道你不一个以英语为母语的学习者。