This is difficult to answer in general.

这个问题通常很难回答。

youdao

It might not be difficult to answer what happiness is like.

幸福是什么模样，或许并不难回答。

youdao

Some were difficult to answer as they made her examine her character

有些问题很难回答，比如可能会检视她自己的性格

youdao

He says those questions became even more difficult to answer after the 9/11 attacks by a group of Sunni Arab terrorists that killed 3,000 people on American soil, and after the massive U.S.military deployments in Afghanistan and Iraq.

VOA: standard.2010.03.18

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

Now, that's actually a difficult question to ask-- to answer for a child, but I tried my best to give him an answer.

向一个孩子解释这个问题其实挺困难的，但我还是尽力给了他一个答案。

耶鲁公开课 - 心理学导论课程节选

The question of who could win such an unusual contest is difficult to answer.

CNN: Rand Paul vs. Hillary Clinton, clash of titans

So, I think this question will be fun to answer, but it may be difficult to answer.

FORBES: Ask the Readers: How Much Do You Spend on Fun?

Though there are signs of change, it is difficult to answer those questions with an overwhelming yes.

CNN: MONEY & INVESTING