trepang agate

例句：

1. 1.The treasure hunter found the ancient treasure in the deep sea.
   寻宝者在深海中发现了古代宝藏。
2. 2. The pearl agate is highly valued for its beauty and durability.
   珍珠贝化石因其美丽和耐用性而受到高度评价。
3. 3. The fossils from this site are crucial for understanding the evolution of life on Earth.
   这些化石对于理解地球上生命演化至关重要。