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- It is difficult to form any clear conception on the matter. 很难在这个问题上有任何明确的构想。
- All renascent oxygen is consumed for oxidizing metal anode to form metal oxide film. 当形成足够厚的氧化膜后, 阳极的氧化速度减慢, 阳极表面才析出氧气。
- Rare-earth metal atoms can chemically react with Si atoms to form metal silicides, even at room temperature, but slightly and slowly. 稀土金属原子可与Si原子发生化学反应生成硅化物,这个反应甚至在室温下就可以进行,但比较缓慢。
- He found it very difficult to speak plainly, for his lips trembled and refused to form the words. 他感到要把话说清楚很困难,因为他的嘴唇在发抖,说不出话来了。
- TOSE small scale, CNAC Group, too, it is difficult to form a commercial basis for cooperation. 东星规模太小,中航集团太大,难以形成商业合作基础。
- 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。
- It is difficult to form any idea of all the perseverance and the efforts which have been required to bring this cess-pool to the point of. 人们很难想象,为使这条下水道达到现在相对完善的程度
- 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。
- In this setting, the river waters often flowed in by a densityunderflow, so that it was very difficult to form river-mout... 因此,河道砂体是该区的主要储集层,其中发育在上三角洲平原的曲流河道砂体是最有利的储集相带。
- The two parties have united to form a coalition. 这两个党已结成联盟。
- It was difficult to gauge how people would respond. 大家的反应如何难以估计。
- The two parties have combined to form a government. 两党已经联合起来组成政府。
- 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。
- Although it would be difficult to remove the oxygen by itself, hydrogen readily combines with oxygen to form water, which can be heated to steam and easily removed. 虽然单独除去氧本身是困难的,氢和氧很容易结合成水,而水是可以加热蒸发除去的。
- It is difficult to keep on terms with such a man. 很难和这样的人保持友好关系。
- A plan began to form in his head. 一项计划在他脑子中形成。
- It is difficult to stamp out all the crimes. 很难把所有的犯罪都消除掉。
- Acids react with bases to form salts. 酸与碱反应生成盐。