柯林斯詞典family tree (family trees) 1. N-COUNT A family tree is a chart that shows all the people in a family over many generations and their relationship to one another. 家譜; 族譜 返回 family tree劍橋詞典a drawing that shows the relationships between the different members of a family , especially over a long period of time （尤指年代久遠的）家譜，家系圖 返回 family tree