corium erinacei

例句：

1. 1.The corium erinacei is a fascinating creature that can be found in the ocean.
   海胆的外壳是一种令人着迷的生物，可以在海洋中被发现。
2. 2.The corium erinacei is used in traditional medicine to treat various ailments.
   海胆的外壳在传统医学中被用来治疗各种疾病。
3. 3. The corium erinacei is also used as a decorative item in some cultures.
   海胆的外壳在一些文化中也被用作装饰品。