Metadelphene

例句：

1. 1.The metadelphen is a rare and valuable mineral.
   Metadelphen是一种稀有且有价值的矿物。
2. 2.The metadelphen has been used in traditional medicine for centuries.
   Metadelphen在传统医学中被使用了几个世纪。
3. 3.The metadelphen is believed to have healing properties.
   Metadelphen被认为具有治疗性质。