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- It is difficult to step out of one's place in this hierarchy. 等級制度,等級森嚴的組織。
- It must be difficult to play various personae in the same movie. 在同一個電影中扮演不同的角色肯定不容易。
- It was difficult to tell his exact age. 很難判斷他到底多大歲數。
- I hope you try to get them to step up production. 希望你們儘力使廠家增加生產。
- It is difficult to express it in terms of science. 要用科學的字眼來表達它是很困難的。
- It was difficult to gauge how people would respond. 大家的反應如何難以估計。
- He is not ready to step down yet. 他還不準備辭職。
- He find it difficult to give shape to his idea. 他覺得很難把他的想法，明確表達出來。
- It is difficult to decide between the two opinions. 在這兩種意見之間抉擇是困難的。
- It is difficult to keep on terms with such a man. 很難和這樣的人保持友好關係。
- It is difficult to stamp out all the crimes. 很難把所有的犯罪都消除掉。
- The stain on his shirt is difficult to clean off. 他襯衣上的污點很難去除掉。
- It was difficult to clamber the mountain. 爬上那座大山是困難的。
- Eels are long and difficult to catch. 鱔魚很長而且很難抓住。
- It's very comfortable to step on the soft ground in the spring. 春天的時候，踩在鬆軟的地面上非常舒服。
- The problem is considerably difficult to us. 對我們來說這個問題相當難。
- We'll have to step on it if we don't want to be late. 如果我們不想遲到的話,得趕快。
- What a relief to step out on terra firma again! 又踏上了陸地，是何等的安慰啊！
- It is difficult to be natural when one is tense. 人在緊張的時候很難泰然自若。
- It's difficult to recruit teachers of quality. 要聘請到素質好的老師是很困難的。
