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- We have three periods of chemistry a week. 我们一星期三节化学课。
- The scientist probed into the secrets of chemistry. 这位科学家探索了化学的种种奥秘。
- Chemistry was her favourite subject at school. 她上学时最喜欢化学。
- profess chemistry 教授化学
- No one can cope with him in Chemistry. 在化学方面，谁也比不上他。
- I am not good at organic chemistry. 我的有机化学学得不好。
- We will do a Chemistry experiment this Friday. 这个周五我们要做化学试验。
- Christians profess their faith when they say the Creed. 基督教徒在念信经时就表明了他们的宗教信仰。
- He is an authority in the region of chemistry. 他是化学界的权威。
- I have only a rudimentary grasp of chemistry. 我只掌握了化学的初步知识。
- I have lost my interest in chemistry. 我对化学已不感兴趣。
- He was still devoted to the study of chemistry. 他仍专心致力於化学研究。
- Physical chemistry is Greek to me. 我对物理化学一窍不通。
- I don't profess to know anything about music. 我没有自称懂得音乐。
- The chemistry of petroleum and its derivatives. 石油化学石油及其复合物的化学
- I don't profess to be a scholar. 我并没自称是学者。
- The chemistry of stars and interstellar space. 天体化学关于星和星际空间的化学
- I do not profess to be an expert on that subject . 我不自认为是那个问题的专家。
- My son is studying physical chemistry but it's all Greek to me. 我儿子正研究物理化学，但我对此一窍不通。
