pentastib

例句：

1. 1. The plant extract contains a natural compound that is used in medicine to treat skin conditions.
   这种植物提取物含有一种天然化合物，用于治疗皮肤疾病。
2. 2.The research team has discovered a new method to extract the active components from the plant without damaging them.
   研究小组发现了一种新的方法，可以从植物中提取活性成分而不损害它们。
3. 3. The plant's sap is rich in antioxidants and can be used as a natural preservative for food products.
   这种植物的汁液富含抗氧化剂，可以作为食品产品的天然防腐剂。