This is a very difficult question!

这是一个很深奥的问题！

youdao

They are a very difficult question.

他们正在思考一个很难的问题。

youdao

This is a very difficult question to state.

这是个非常困难去陈述的问题。

youdao

He says, oh it's a very simple question; it's not difficult to answer.

他答道,这问题太简单了,一点儿都不难回答

耶鲁公开课 - 古希腊历史简介课程节选

In fact there's research-- for example, this was done with internists, doctors, who are giving a very difficult, very difficult question connected to a liver problem that an individual patient had.

实际上有这样一项研究-,在内科医生，医生中间进行，向他们提出一个，与肝脏问题有关的很困难的问题,那是一个病人的病症。

哈佛公开课 - 幸福课课程节选

Ms. DANNELS: Sir, I think that's a very difficult question to ask a career person.

NPR: FEMA Paid $1.5 Billion in False Aid, Report Says

So you're right that this is a very, very difficult question.

BBC: News | BREAKFAST WITH FROST | President of the World Bank James Wolfensohn

And this is a very, very difficult problem -- there is no question -- and it has been a problem that previous Presidents have worked to resolve.

WHITEHOUSE: Press Briefing