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- A difficult puzzle. 难解的谜语
- To present a difficult problem to; puzzle. 难住使面对一个难题
- She handled a difficult argument skilfully. 她巧妙地应付了一场艰难的辩论。
- He is unable to do such a difficult job now. 他现在还不能做这样困难的工作。
- The past month has been a difficult one for him. 上个月他很困难。
- It promised to be a difficult job. 看来这是一项困难的任务。
- She was sent abroad on a difficult assignment. 她被派出国执行一项艰巨任务。
- The child is going through a difficult phase. 那孩子正经历困难的阶段。
- I feel that geometry is a difficult subject. 我认为几何是一门难学的课程。
- It was a difficult task, but we brought it off. 那工作很困难，但是我们圆满完成了。
- He put over a difficult business deal. 他完成了一次很困难的交易。
- He took office at a difficult time. 他是在困难时刻就职的。
- He was a difficult man to deal with. 他是个很难对付的人。
- She's a difficult person to pin down. 她这人行事、说话没个准儿。
- We brought off a difficult task. 我们完成了一件很困难的任务。
- He is hardly capable of executing such a difficult task. 他仅能勉强地完成这样艰巨的任务。
- The teacher set his pupils a difficult problem. 老师给学生出了一道难题。
- The mother had a difficult delivery. 那位母亲难产。
- A life of ease is a difficult pursuit. 优悠自在的生活，是一个难以追求的东西。
- In a difficult or embarrassing position. 处于困境处于一种困难或尴尬的境地
