plerotic

例句：

1. 1. The plerotic is a rare and valuable mineral found in the earth's crust.
   磷氯石是一种稀有且宝贵的矿物，存在于地球的地壳中。
2. 2. The plerotic has been used for centuries to make glass and other materials.
   磷氯石被用于制作玻璃和其他材料数百年。
3. 3. The plerotic is often used as a catalyst in chemical reactions.
   磷氯石常作为化学反应的催化剂使用。