ancestry
/ˈænsestrɪ/noun
(pl. -ies)［usu. in sing.］
1- one's family or ethnic descent祖先：
his dark eyes came from his Jewish ancestry.
他的黑眼睛来自于他的犹太祖先。
1.1
- the evolutionary or genetic line of descent of an animal or plant（动植物的）世系, 遗传系统; 演化：
the ancestry of the rose is extremely complicated.
玫瑰花的遗传、进化非常复杂。
1.2
- figurative the origin or background of something〈喻〉起源, 滥觞：
the book traces the ancestry of women's poetry.
该书追溯了女性诗歌的滥觞。
词源
Middle English: alteration of Old French ancesserie, from ancestre （see ANCESTOR）.