"I quite understand," he replied.

“我很理解”，他回答道。

《柯林斯英汉双解大词典》

I quite understand you needing some time alone.

我很理解你需要独自静一会。

《牛津词典》

I can quite understand it.

我很能理解。

youdao

I think they sort of really understand that maybe sometimes they see things to them they don't quite understand what it is because it's not familiar to them, but it's sort connect to your own life.

我认为他们,知道有时候,自己看到一些事物不理解,是因为,对那些事物不熟悉，但他们与你的生活相联系。

麻省理工公开课 - 媒体、教育、市场课程节选

Although I don't quite understand--I should say, there's many things about how the fighting went on which we can only attempt to imagine because we just don't have films of ancient hoplite battles, I'm sorry to say.

虽然我有时也很困惑,比如说,战场上瞬息万变,情况非常复杂,由于没有古代重步兵白刃战的影像资料,我们只能猜想战场上发生了什么,真的是很遗憾

耶鲁公开课 - 古希腊历史简介课程节选

Then quite a few children will understand what boarding pass is, so when they receive this, they thought the trip was almost real.

只有很少一部分孩子知道,登机牌是什么，因此当他们拿到登机牌时，他们都以为这趟旅行是真的。

麻省理工公开课 - 媒体、教育、市场课程节选

They couldn't quite understand why Muto was there for making a copy of a Gingrich clip.

WSJ: Fox News 'mole' resurfaces with book

We don't quite understand it, we don't know what is going on, but it's working'.

BBC: Ross County fans

Chukwu says he does not quite understand how he missed out on casting his vote.

BBC: SPORT | Football | African | Okocha suffers award setback