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- The most serious problem was the vast range of material available and the consequent difficulty of organizing it into some system. 另外，还存在着社会和智力方面的困难，没有实践就没有化学；
- The storm did a great deal of material damage. 暴风雨造成了大量物质损失。
- She made a cushion out of odd bits of material. 她用碎布头做了个靠垫。
- He convinced me of the difficulty of the work. 他使我确信这件工作的艰巨性。
- The difficulty of the problem is manifest. 这问题的困难是明显的。
- He tends to minimize the difficulty of the project. 他常常低估该项目的困难。
- A plentiful supply of material goods; wealth. 富裕物质商品的大量供应; 财富
- I underrated the difficulty of the task. 我低估了工作的困难程度。
- I fear that I underrate the difficulty of the task. 我担心我低估了这项任务的困难。
- Finally we solve the difficulty of water shortage. 最后我们解决了缺水的困难。
- He put up his price to offset the increase cost of material. 他提高了售价以补偿材料成本的增加。
- Never underestimate the difficulty of the task. 不要低估这个任务的难度。
- Don't underestimate the difficulties of the work. 不要低估了这项工作的艰巨性。
- They discussed the difficulty of studying abroad. 他们讨论了到国外学习的困难。
- The difficulty of the examination staggered him. 考试的困难使他很发愁。
- She make a cushion out of odd bit of material. 她用碎布头做了个靠垫。
- We finally solved the difficulty of transportation. 我们最后克服了运输上的困难。
- The difficulty of examination staggered him. 考试的难度使他很担心。
- Production of material has bottlenecked. 原料的生产受到了阻碍。
- The difficulty of the examination staggered him . 考试的困难使他很发愁。
