overall reaction的用法和样例：
例句
- The overall reaction is one of substitutions.
总反应是取代反应中的一种。 - The reaction chronaxy of each monochromatic light and total reaction chronaxy of obese children were longer than that of controls.
实验组各单色光反应时值和总反应时值均长于对照组。
词汇搭配
- over all 全面地
