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- We have three periods of chemistry a week. 我们一星期三节化学课。
- She performed on the balance beam with much grace. 她在平衡木上表演得非常优美。
- 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。
- The beam of the searchlight pierced the darkness. 探照灯的光柱射入黑暗中。
- His answer was right on the beam. 他的答案完全正确。
- 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 struck the beam with his head. 他的头撞到梁上了。
- He is an authority in the region of chemistry. 他是化学界的权威。
- The beam has a thickness of 3 inches. 这根梁厚3英寸。
- I have only a rudimentary grasp of chemistry. 我只掌握了化学的初步知识。
- Never heard of her. You're off the beam. 我从来没有听说过这个人，你搞错了吧。
- 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。
- Mind you don't knock your head (on this low beam). 小心，别(让这根低梁)撞著头。
- Sighted land off the starboard beam. 转向右舷方向便望见了陆地
