radix polygonati officinalis

例句：

1. 1. The medicinalplant has been used for centuries to treatvarious ailments.
   这种药用植物被用来治疗各种疾病，已有数百年的历史。
2. 2. The roots of the tree are usedin traditional medicine to treat digestive issues.
   这种树的根部在传统医学中用于治疗消化问题。
3. 3. The scientist analyzed the chemicalcomposition of the plant's roots andfound that they contained high levels of antioxidants.
   这位科学家分析了这种植物根部的化学成分，发现它们含有大量的抗氧化剂。