您要查找的是不是：
- They called for a radical reform of our tax system. 他们要求对税收制度进行根本改革。
- We have three periods of chemistry a week. 我们一星期三节化学课。
- He took up a radical position on this issue. 他对这个问题抱着激进的态度。
- The scientist probed into the secrets of chemistry. 这位科学家探索了化学的种种奥秘。
- The man turned from Radical to Conservative. 这人从激进派变成了保守派。
- 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。
- His political convictions are very radical. 他的政治信念非常激进。
- I do not share his radical views. 我不同意他的激进观点。
- You can look up a character under its radical. 你可以根据部首查找汉字。
- 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。
- A radical is a man with both feet firmly planted in the air. 激进分子就是把两腿牢牢插在空气中的人。
- 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。
- A radical is a man with both beet firmly planted in the air. 激进分子就是把两腿牢牢插在空气中的人。
