eolithic

adj.原始石器时代的

属于旧石器时代的；旧石器时代的遗址

形容词

1. The archaeologists discovered a collection of eolithic tools near the river.
考古学家在河边发现了一批旧石器时代的工具。

2. The eolithic period is characterized by the use of simple stone tools by early humans.
旧石器时代以早期人类使用简单的石器工具为特征。