phellem

例句：

1. 1. The phellem is a small, colorful flower that grows in the desert.
   这种花是沙漠中的一种小而色彩斑斓的花朵。
2. 2. The phellem is used to make dyes and pigments for paints and other materials.
   这种花被用来制作染料和颜料，用于油漆和其他材料。
3. 3. The phellem has been used by humans for thousands of years as a source of food andmedicine.
   这种花自古以来就被人类用作食物和药物的来源。