substituent effect

例句：

1. 1. The drug has a significant substituent effect on the patient's health.
   这种药物对患者的健康有显著的替代效应。
2. 2. The new technology is expected to have a strong substituent effect on the industry.
   预计这项新技术将对行业产生强烈的替代效应。
3. 3. The researcher found that the substituent effect could be used to predict future market trends.
   研究者发现，替代效应可以用来预测未来的市场趋势。