| 21. | cram for a chemistry test |
| 为应付化学考试而临时抱佛脚
|
| 22. | be flunked in chemistry |
| 化学不及格
|
| 23. | thetechnical terms of chemistry |
| 化学专业术语
|
| 24. | synthetic chemistry |
| 合成化学
|
| 25. | ( chemistry ) any of several organic compounds found in protein |
| 氨基酸
|
| 26. | an examination in chemistry |
| 化学考试
|
| 27. | a chemistry [chemical] experiment |
| 化学实验
|
| 28. | carry out [conduct, do, perform, run] an experiment in chemistry |
| 做化学试验
|
| 29. | experiment in chemistry |
| 做化学实验
|
| 30. | the rudiments of chemistry [grammar]/ |
| 化学［语法］入门。
|