n.家系；宗譜
This view of kinship helps explain why Mormons are so interested in genealogy. 這種有關血緣的觀點可以幫助我們解釋為什么摩門教徒對家系這么感興趣。
Many libraries specialize in genealogy. 許多圖書館專門收藏氏族家譜。
The genealogy of his family was reduced to ashes in the fire. 他家的譜牒已在一次大火中化為灰燼。
