类似的石圈在旧石器时代早期和晚期都曾发现。

Similar stone circles are found throughout the upper and lower paleolithic.

youdao

旧石器时代的人类只能制造最简单的石器。

Paleolithic man could only make the most basic stone tools.

youdao

到旧石器时代晚期，同时存在细石器技术传统的产品。

The microlithic tool tradition appeared in the late paleolithic period.

youdao

这把石斧是旧石器时代的遗物。

This stone axe is a relic of the Old Stone Age.

youdao

大概是分成3个不同时期完成的，即旧石器时期；

No. They were roughly done in three periods, Paleolithic Period;

youdao

当然，旧石器生活方式也少不了名人拥趸。

And, of course, Paleo has its celebrity followers.

youdao

当然，旧石器生活方式也少不了名人拥趸。

And, of course, Paleo has its celebrity followers.

youdao