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- Transition metal sulfur chemistry has an important significance in biochemistry and industry. 過(guò)渡金屬硫化學(xué)在生物及工業(yè)方面均有重要意義。
- We have three periods of chemistry a week. 我們一星期三節化學(xué)課。
- The scientist probed into the secrets of chemistry. 這位科學(xué)家探索了化學(xué)的種種奧秘。
- Chemistry was her favourite subject at school. 她上學(xué)時(shí)最喜歡化學(xué)。
- Sulfur can be used to make gunpowder. 硫磺可以用來(lái)制造火藥。
- No one can cope with him in Chemistry. 在化學(xué)方面，誰(shuí)也比不上他。
- I am not good at organic chemistry. 我的有機化學(xué)學(xué)得不好。
- We will do a Chemistry experiment this Friday. 這個(gè)周五我們要做化學(xué)試驗。
- He is an authority in the region of chemistry. 他是化學(xué)界的權威。
- I have only a rudimentary grasp of chemistry. 我只掌握了化學(xué)的初步知識。
- I have lost my interest in chemistry. 我對化學(xué)已不感興趣。
- He was still devoted to the study of chemistry. 他仍專(zhuān)心致力於化學(xué)研究。
- Physical chemistry is Greek to me. 我對物理化學(xué)一竅不通。
- The chemistry of petroleum and its derivatives. 石油化學(xué)石油及其復合物的化學(xué)
- The chemistry of stars and interstellar space. 天體化學(xué)關(guān)于星和星際空間的化學(xué)
- My son is studying physical chemistry but it's all Greek to me. 我兒子正研究物理化學(xué)，但我對此一竅不通。
- Iron and steel with too much sulfur are red-short. 含硫過(guò)多的鐵和鋼都是熱脆性的。
- Sulfur is an essential nutrient for plants. 硫是植物的一種重要的營(yíng)養元素。
- To eliminate sulfur from(petroleum, for example). 脫硫（例如，從石油中）除硫
