Definition: full of problems and difficult to deal with Level: C1
我的祖父母度过了非常艰难的一生。
My grandparents had a very ___hard life.
过去的几个月对你来说一定非常艰难。
The past few months must've been really ___hard for you.
对我们所有人来说，那是一段非常艰难的时期，但它过去了，我希望永远不会再来。
It was a really ___hard time for all of us, but it passed and, I hope, will never come again.
