He is difficult to get along with.

他很难相处。

youdao

Not long ago, when his cat died, he cried and understood grief for the first time, but he knows he is difficult to live with because he cannot grasp what others are feeling.

不久前他的猫死了，为此他哭了一场，这是他第一次感受到悲痛。但是他知道，别人和他一起生活会很困难，因为他还是不能理解别人的感情。

youdao

He has no conception of how difficult life is if you're unemployed.

他不懂得失业后生活会是怎样的艰难。

《牛津词典》

And he is praising four committees in Congress for agreeing on what he calls "a difficult and complex challenge."

VOA: standard.2009.08.08

And so part of the wilderness experience for me I think Mark Twain talks about wilderness and he says, I do it chiefly because it is difficult.

对于我来说，荒野的经验就像是,马克吐温在谈到荒野时所说，因为困难，所以我才去做。

普林斯顿公开课 - 人性课程节选

But,it's hard,if you're fourty-seven years, your job is a pretender to the throne, it's difficult.He had a hard time getting around.

但是,如果你要花四十七年,去争夺王位,是很不容易的,他做得很艰苦

耶鲁公开课 - 1871年后的法国课程节选

Bush, in his second debate with Kerry, said the country is looking for other sources of vaccine, but he said that is difficult because vaccine makers are afraid of getting sued and had "backed off" from providing vaccines.

CNN: Poll:?Most?don't blame Bush for flu vaccine shortage

Let's pray if he is confirmed that he is up to the difficult job ahead of him.

CNN: Commentary: U.S. needs a spy chief with experience

He said it is difficult to remain hopeful.

CNN: Profile: Amanda Knox co-defendant Raffaele Sollecito