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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。
- 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。
- He emptied out the water barrel to clear it of sediment. 他把水桶倒空以清掉桶底的沉淀物。
- 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。
- You should not drink the wine with a gritty sediment. 不要喝有沙粒状沉淀物的葡萄酒。
- The chemistry of petroleum and its derivatives. 石油化学石油及其复合物的化学
- The chemistry of stars and interstellar space. 天体化学关于星和星际空间的化学
- chemistry sedimentation 化学沉淀
- 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。
- Something that settles to the bottom of a fluid; sediment. 沉渣沉到液体底部的东西; 沉积物
- What does the terrigenous sediment consist of? 陆源沉积物是由什么组成的?
