艰难的英文：
difficult

grasp the nettle
勇敢地担负艰难的工作

They have seen hard times.
他们经历过艰难时世。

The hard time moulded his personality.
艰难时代塑造了他的个性。

The hard time molded his personality
艰难时代塑造了他的个性。

An uphill election campaign against a popular incumBent.
针对一位受人欢迎的在职者的艰难竞选。

The adverse reaction to the Fed's announcement is symptomatic of the difficult challenges facing the global economy.
美联储声明引起的敌对反应，表明全球经济面临的艰难挑战。

She handled a difficult argument skilfully.
她巧妙地应付了一场艰难的辩论。

I hate my job but can't quit, as I need the money. I 'm on a sticky wicket.
我讨厌我的工作，但又不能辞职，因为我需要钱。对我来说真是一个艰难的境况。

In spite of all the difficulties
不顾艰难

It is difficult to build up
缔造艰难

The exercise is that difficult!
练习题那么难！

You must admit the task to be difficult [ that the task is difficult ].
你应当承认这项任务是艰巨的。

You must admit the task to be difficult [that the task is difficult].
你必须承认这项任务是困难的。

This is as difficult a problem as you are likely to meet.
像这样的难题，你可能会碰到。

Russian is a difficult language to master.
俄语是门难以精通的语言。