derivative acquisition

例句：

1. 1. The company's main product is a derivative of the natural oil.
   该公司的主要产品是天然油的衍生物。
2. 2.The research team has made significant contributions to the field of derivative acquisition.
   研究团队在衍生物获取领域做出了重要贡献。
3. 3.The new drug was developed from a naturally occurring compound in the plant.
   这种新药是从植物中自然存在的化合物发展而来的。