Draper effect

例句：

1. 1. The company's decision to cut costs has led to a noticeable decrease in the Draper effect.
   公司决定削减成本，导致明显的减少德拉珀效应。
2. 2.The researcher found that the Draper effect was responsible for the fluctuations in stock prices.
   研究员发现德拉珀效应是股票价格波动的原因。
3. 3. The Draper effect is often used as an indicator of market volatility.
   德拉珀效应常被用作市场波动的指示器。