Stone age
01
石器时代, 石时代
the early period of human history when people used things such as stone, horn, bone, etc. to make tools
例子
The Stone Age was characterized by the use of simple stone tools and the development of early human societies.
石器时代的特点是使用简单的石器工具和早期人类社会的发展。
Archaeologists discovered a Stone Age settlement, complete with tools and cave paintings.
考古学家发现了一个石器时代的定居点，里面有工具和洞穴壁画。
