难

problem

difficult

difficulty

not good

hard

难[nàn]

-（不幸的遭遇;灾难）catastrophe;calamity;disaster;adversity:
befacedwithimminentdisaster;大难临头
muchdistressregeneratesanation;多难兴邦
-（质问）taketotask;blame:
blame;reproach;非难
censure;blame责难

我们很难观察月亮的另一边。
The far side of the moon is difficult for us to observe.

大家的反应如何难以估计。
It was difficult to gauge how people would respond.

我解答不了这个难题。
I can't solve the problem.

我们突然遇到各种各样的难题。
All sorts of problems assailed us suddenly.

他可以招摇撞骗闯过任何难关。
He could bluff his way through any difficulty.

我发现德语语法很难学。
I found German grammar to be very difficult.

就英文而言，它并不像你所认为的那样难。
So far as English is concerned, it is not so difficult as you might think.

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