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- I try doing this difficult experiment. 我试着做这个困难的实验。
- Can difficult experiences become valuable lessons? 艰难的经历可以转化为可贵的教训吗?
- He finally finished the extremely difficult experiment, and won honor for his supervisor. 他终于完成了这个难度很大的实验，给他的导师作脸。
- I've been made stronger and better by difficult experiences. 磨难使我变得更加坚强、更有力量。
- Perhaps I sheltered my daughter too much(= protected her too much from unpleasant or difficult experiences). 也许我对女儿保护过度了。
- Without these tools, owning a Doberman can be a frustrating and difficult experience. 如果没有这些，拥有一条杜宾将是痛苦和困难的经历。
- And in so intending this, this difficult experience known as Earth shall never occur again. 而在意愿会这样之后，这场艰难的体验即地球将再也不会发生。
- For every human that trespasses upon one's life or causes a difficult experience, one's ancestors have behaved the same. 对于每一个侵犯一个人的生命或引起一场困境的生命经历的人类，他的祖先都曾有过同样的行为。
- One will also cease to have difficult experiences with rebellious or argumentative individuals that mirror one's own fractured teenager within. 你也将停止跟那些叛逆或好争执的个人有艰难的相处，因为他们不过镜射了你自身内在的碎裂少年。
- It took me just on two hours to do this experiment. 做这个实验大约花了两个小时。
- 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。
- We are doing a chemical experiment. 我们正在做化学实验。
- 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。
- The results of the experiment varied wildly. 实验结果差异很大。
- Some scientists experiment on animals. 有些科学家用动物做试验。
- 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。
- I am doing an experiment of neutralizing acid. 我在做一个中和酸的实验。
- The most difficult experience is yet to come, namely the completion of Luchao City, with the conceptional unity in which we conceived it and which is now subject to various interests. 最困难的事还在后边，那就是芦潮市的完工。我们在设计它的时候它是非常统一的，但是现在要经受各种利益的考验。
- We will do a Chemistry experiment this Friday. 这个周五我们要做化学试验。
