傳宗接代

传宗接代
chuánzōngjiēdài
to carry on one's ancestral line

CEDICT

to carry on one's ancestral line; to go on from generation to generation

Wiktionary

子孫世代相繼綿延不絕

重編國語辭典

子孫世代傳承綿延不絕

維基詞典

Entry Composition