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- We should solve the problem of difficult enforcement of judgments. 切实解决执行难问题。
- The addition and alteration of enforcement litigant by the civil enforcement undertaking system is an important method to solve the problem of difficult enforcement of judgment. 通过民事执行承担制度变更或追加执行当事人，是解决“执行难”问题的重要方法和途径。
- The police are responsible for the enforcement of the law. 警察负责执法。
- It must be difficult to play various personae in the same movie. 在同一个电影中扮演不同的角色肯定不容易。
- Navigation is difficult on this river because of the hidden rocks. 因为河上有暗礁，所以在这条河上航行很困难。
- It was difficult to tell his exact age. 很难判断他到底多大岁数。
- It is difficult to express it in terms of science. 要用科学的字眼来表达它是很困难的。
- It was difficult to gauge how people would respond. 大家的反应如何难以估计。
- She handled a difficult argument skilfully. 她巧妙地应付了一场艰难的辩论。
- He find it difficult to give shape to his idea. 他觉得很难把他的想法，明确表达出来。
- It is difficult to decide between the two opinions. 在这两种意见之间抉择是困难的。
- It is difficult to keep on terms with such a man. 很难和这样的人保持友好关系。
- It is difficult to stamp out all the crimes. 很难把所有的犯罪都消除掉。
- It's difficult raising a family on a small income. 依靠微薄的收入是很难养家的。
- He is unable to do such a difficult job now. 他现在还不能做这样困难的工作。
- A group of people summoned by a sheriff to aid in law enforcement. 民兵队，武装团郡长调集来履行法律职责的一群人
- She can play the most difficult piano music by ear. 她能不看乐谱，光凭听觉记忆弹奏最难的钢琴曲。
- The past month has been a difficult one for him. 上个月他很困难。
- The stain on his shirt is difficult to clean off. 他衬衣上的污点很难去除掉。
- She fended off the difficult questions skilfully. 她巧妙地避开了那些不好回答的问题。
