我已经理解了这些词，但我似乎还不理解这个问题。

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

《柯林斯英汉双解大词典》

我想我已经理解他们的热情。

I feel like I understand their passion.

youdao

你以为已经理解它为何物。

You think you already understand how it is.

youdao

OK, important -- if you are part of this group here think about it and make sure you understand that.

好的，这很重要，如果刚才你选了可逆过程,请好好想想并且保证已经理解了这个问题。

麻省理工公开课 - 热力学与动力学课程节选

We can't help understanding. We always already understand, which has nothing to do again with whether or not we're right or wrong.

我们控制不住地去理解，我们总是已经理解了，这与对错无关。

耶鲁公开课 - 文学理论导论课程节选

So, people in the chemistry community and in the physics community had this general feeling that the theoretical structure of the entire universe was pretty well understood.

在化学界和物理学界,人们都觉得描述,整个宇宙的理论框架,已经被很好的理解了。

麻省理工公开课 - 化学原理课程节选