pheoplast

例句：

1. 1.The pheoplast is a rich source of vitamin C.
   果皮是维生素C的丰富来源。
2. 2. The pheoplast is also rich in fiber and nutrients.
   果皮还富含纤维和营养素。
3. 3.The pheoplast is often used as a natural preservative.
   果皮常被用作天然防腐剂。