Silurian Period

例句：

1. 1.The Silurian Period is known for its rich fossil record.
   志留纪时期以其丰富的化石记录而闻名。
2. 2.The discovery of the first dinosaur in the Silurian Period has sparked a new interest in paleontology.
   在志留纪时期首次发现恐龙，引发了对古生物学的新兴趣。
3. 3.The Silurian Period was a time of significant geological activity and evolution.
   志留纪时期是一次重要的地质活动和进化时期。