I'd understood the words, but I didn't, as it were, understand the question.

我已经理解了这些词，但我似乎还不理解这个问题。

《柯林斯英汉双解大词典》

If you want to be understood, you must first seek to understand others.

如果你想被理解，你首先必须努力想方法理解他人。

youdao

The secret of true friendship is to understand and to be understood.

真正友谊的秘诀在于理解和被理解。

youdao

Then we realize once again that we can only know what it is if we come to understand--in this case, probably, it's best to say a cultural system, understood as a semiosis, within which it appears.

这样我们就又明白了,只有在一个特定的文化系统中,我们才能认识一个符号。

耶鲁公开课 - 文学理论导论课程节选

Probably in a few months we were programming and probably understood what there was to understand about computing within a few years of diving into it.

FORBES: Inside Paul Allen's Quest To Reverse Engineer The Brain

They are so radically transformative of the relationship between financial institutions, and we didn't understand how little we understood them, even the smartest people at investment banks and the Federal Reserve and all over the world.

NPR: Listeners' Money Questions Answered

When we look back, we will understand how little we really understood and how wrong our first findings were.

FORBES: Can We Really Call Climate Science A Science?