幸福、定格
ancestors; ancestry; forefathers; progenitor; forebear; father; antecedent; descent。
祖的英语翻译:ancestor; founder; grandfather; originator。
先的英语翻译:ancestor; before; deceased; earlier; in advance。
造句:
1. 他的祖先从爱尔兰来到美国。
His ancestors had come to America from Ireland.
2. 他有希腊血统——他的祖先原来姓卡拉扬尼斯。
There was Greek blood in his veins: his ancestors originally bore the name Karajannis.
3. 她的中国朋友们称那位皇后是令他们尊敬的祖先。
Her Chinese friends referred to the empress as their venerable ancestor.

后果你在哪儿
血统
[词典] ancestry; bloodline; bloodlines; blood relationship; blood lineage
[例句]
1、His Japanese ancestry has been played up by some of his opponents.
他的日本血统被一些对手大肆渲染。
2、That they changed the whole bloodline forever.
因而他们永远改变了整个血统。
3、Choose a dog whose bloodlines will strengthen your dog's weaknesses and emphasize her good qualities.
选择一只血统可以改善你的狗的缺陷并且能够强化优秀性状的犬只作为交配的对象。
4、But we have no any blood relationship.
可我们没有任何血缘关系。
5、Meanwhile, the Invasion tradition towards outside is continual regardless of the blood lineage of tsars.
同时指出,沙皇不论血统如何,其对外侵略传统是一脉相承的。