I did not quite understand what he meant by that.

我不太了解他的意思。

youdao

I do not quite understand why you asked me these questions.

我不大明白，您为什么要问我这些问题。

youdao

I do not quite understand what it means to say that the U.S. wants India to be a big country.

我不太理解，美国要想印度成为大国具体的涵意是什么。

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

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

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

To not do your research is one thing, to not understand the research you have done quite another.

FORBES: When Journalists Meet Numbers: Not a Pretty Sight

Quite frankly, I do not understand it.

CNN: Charles Manson to have parole hearing, but he may not attend