n. 祖先，祖宗,被继承人,原型,（动物的）原种，先祖
变形：形容词：ancestral；
ancestor可以用作名词
ancestor的基本意思是“祖先,祖宗”,是阳性可数名词,与其对应的阴性名词为ancestress［' nsestrIs］ (女祖先); 引申可作“原型,先驱”解。
ancestor表示“…是…的祖先”时,须用介词to。
ancestor用作名词的用法例句
During the festival the investor investigated his ancestor.节日期间投资者调查了他的祖宗。
They said their ancestor was a famous hunter and a crack hunter.他们说他们的祖宗是个有名的猎人，也是个神枪手。
People who share an ancestor are called relatives.有同一个祖先的叫做亲戚。
1、Her Chinese friends referred to the Empress as their venerable ancestor.
她的中国朋友们说这位女皇是他们值得敬仰的祖先。
2、The immediate ancestor of rock "n" roll is rhythm-and-blues.
摇滚乐直接源自节奏布鲁斯。
3、This machine is the ancestor of the modern computer.
这台机器是现代电脑的始祖.