英语语法分析

The system of matrilineal clans was maintained throughout this period, even though some clans merged to form larger groups while others divided into smaller descent groups.

尽管一些氏族合并成更大的氏族，而另一些氏族则分裂成更小的氏族，但母系氏族制度在这一整个时期一直保持着。

This fieldwork brings a new example for the studies of matrilineal system.

这一调查结果为人类学对母系制的研究提供了新的田野样本。

Early in human society, our society is divided into matrilineal and patrilineal clan clan.

在人类社会的早期，我们的社会被分为母系氏族和父系氏族。