difficult to
难以───difficult to
Well, you know, it's difficult to explain.───唉，你知道，这很难解释。
Your writing is really difficult to read.───你的笔迹真是难以辨认。
It's difficult to tell them apart.───很难把他们区分开来。
She said: "The Federation of the Phonographic Industry focus increasingly difficult to control, regardless of the media, consumers. "───对此她说：“唱片业的焦点越来越难掌控，不论是媒体、消费者。”
It would be difficult to say: I could not then distinctly say it to myself; yet I had a reason, and a logical, natural reason too.───这很难说，那时候连我自己也说不明白，但我有缘由，一个合乎逻辑、自然而然的缘由。
When someone has no will to live, he is often difficult to help.───当一个人不想活时，就几乎无可救药。
The market situation is difficult to evaluate.
To acquire wealth is difficult, to preserve it more difficult, but to spend it wisely most difficult of all.
The stigma of alcoholism makes it difficult to treat.
Nothing is difficult to a man who wills.
She finds it difficult to stop smoking.