horn pearl

例句：

1. 1. The horned pearls are a rare and valuable gemstone.
   角珍珠是一种稀有且珍贵的宝石。
2. 2.The horned pearls were discovered in the depths of the ocean.
   角珍珠是在海洋深处被发现的。
3. 3.The horned pearls have been used for centuries as a symbol of wealth and power.
   角珍珠自古以来就被用作财富和权力的象征。