Aeneolithic

例句：

1. 1. The Aeneolithic age is characterized by the use of stone tools.
   石器时代的特点是使用石工具。
2. 2.The discovery of the Aeneolithic artifacts in the cave has sparked a new interest in prehistoric life.
   在洞穴中发现的石器时代的文物引起了对史前生活的兴趣。
3. 3.The Aeneolithic period was a time of great technological advancements.
   石器时代是技术进步的时期。