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- It is difficult to step out of one's place in this hierarchy. 等级制度,等级森严的组织。
- 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。
- It was difficult to tell his exact age. 很难判断他到底多大岁数。
- I hope you try to get them to step up production. 希望你们尽力使厂家增加生产。
- 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。
- He is not ready to step down yet. 他还不准备辞职。
- 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。
- The stain on his shirt is difficult to clean off. 他衬衣上的污点很难去除掉。
- It was difficult to clamber the mountain. 爬上那座大山是困难的。
- Eels are long and difficult to catch. 鳝鱼很长而且很难抓住。
- It's very comfortable to step on the soft ground in the spring. 春天的时候，踩在松软的地面上非常舒服。
- The problem is considerably difficult to us. 对我们来说这个问题相当难。
- We'll have to step on it if we don't want to be late. 如果我们不想迟到的话,得赶快。
- What a relief to step out on terra firma again! 又踏上了陆地，是何等的安慰啊！
- It is difficult to be natural when one is tense. 人在紧张的时候很难泰然自若。
- It's difficult to recruit teachers of quality. 要聘请到素质好的老师是很困难的。
