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- The resulting applications were usually unstructured, poorly designed, and naturally difficult to maintain. 产生的应用通常是非结构化的、不够良好的设计和维护困难的。
- A mother naturally feels protective towards her children. 母亲对自己的孩子自然会悉心保护。
- 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。
- She speaks and behaves naturally. 她言谈举止很自然。
- 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。
- Try to act naturally, even if you're tense. 即使紧张也不要做作。
- 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。
- Perhaps his nerve is naturally too dull to admit of any excitation. 大概他的神经天生就很迟钝以至不容有任何刺激的余地。
- He is unable to do such a difficult job now. 他现在还不能做这样困难的工作。
- Put some liquid on and let it soak in naturally. 放上一些液体，让它自然地渗入。
- 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。
- Plants grow naturally in such a good climate. 在这麽好的气候条件下，植物可以自然生长。
