n.  祖先，祖宗

n.  〔动物的〕原种，祖先

n.  〔现代机器、车辆等的〕原型 ≈ forerunner

• ancestry  n. 祖先，祖宗

• of ... ancestry   祖籍是…

• Modern techniques for producing and shipping food led to greater variety and quantity, including a tremendous increase in the amount of animal protein and dairy products available, making us more vigorous than our ancestors. 我们的祖先

• My ancestors were French.

  我的祖先是法国人。

• Her mother is of German ancestry (= has German ancestors). 她母亲祖籍德国。

• The ancestor of the modern bicycle was called a penny-farthing.

  现代自行车的原型称作penny-farthing（一种前轮大后轮小的自行车）。

BrE /ˈænsestə(r)/

NAmE /ˈænsestər/