ceric

例句：

1. 1. Cerium is a rare metal that is used in the production of high-performance ceramics.
   铈是一种稀有金属，用于生产高性能陶瓷。
2. 2.Erbium is a member of the lanthanide family and has unique properties.
   铒是镧系元素家族的一员，具有独特的性质。
3. 3. Cerium is often used as a catalyst in chemical reactions due to its high reactivity.
   铈因其高反应性常被用作化学反应的催化剂。