polarity inversion

例句：

1. 1. The researchers found that the polarity inversion had a significant impact on the results.
   研究人员发现极性反转对结果有显著影响。
2. 2. The company's strategy was to invert the polarity and focus on customer satisfaction.
   该公司的策略是颠倒极性，专注于顾客满意度。
3. 3. The scientist conducted an experiment to observe the polarity inversion in the environment.
   科学家进行了一个实验来观察环境中的极性反转现象。