氏族, 宗族
a group of people united by kinship and descent, which is traditionally reckoned through either the mother or father.
:
• The ancient clan had a strong sense of loyalty.
这个古老的氏族有很强的忠诚感。
• Members of the same clan often share a common surname.
同一个氏族的成员通常共享一个姓氏。