母系氏族公社时期，人们已经能够在一定的地区长期活动。

Matriarchal commune period, people have been able to certain long-term activities.

youdao

母系氏族公社时期，人们已经能够在一定的地区长期活动。

Matriarchal commune period, people have been able to certain long-term activities.

youdao