| 41. | a biological experiment, reaction |
| 生物学实验[反应]
|
| 42. | an enzyme which inhibits a chemical reaction |
| 抑制化学反应的酶
|
| 43. | the energy released by the nuclear reaction |
| 核反应释放出的能量
|
| 44. | encounter [meet with] a reaction |
| 遭到对抗
|
| 45. | induce [occasion, promote] reaction |
| 引起反应
|
| 46. | speed a reaction |
| 加速反应
|
| 47. | an adverse reaction |
| 不利[有害]的反应
|
| 48. | alkaline reaction |
| （化）碱性反应
|
| 49. | allergic reaction |
| （医）过敏反应
|
| 50. | bearing reaction |
| 轴承反应力
|