He traces his descent back to an old norman family . 他追踪自己的世系上溯至一个古老的诺曼家族。
He traces his descent from an old norman family 他追溯他的祖先是属于一个古诺曼人家族。
He traced his descent back to an old norman family 他的血统可追溯至一个古老的诺尔曼家族。
I wish she were so in the sense you mean; but let me now explain to you what i have never explained before, that her father is a descendant in the male line of one of the oldest norman houses, like a good many others who lead obscure agricultural lives in our villages, and are dubbed " sons of the soil " 我希望她就是你说的那种乡下土孩子现在让我把以前没有给你们说明的事说一说吧就父系的血统说,她的父亲是诺曼王朝世家的后人,有许许多多像他这样的人,都在我们村子里过着默默无闻的农民生活,都被人叫做乡下土孩子哪。”