n.祖宗；祖先；原种
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。
She has worshipped her ancestor. 她已拜过她的祖先。
One of my ancestors was a great scholar. 我的祖先当中有一位是伟大的学者。
The abacus is the ancestor of the modern computer. 算盘是现代电脑的原型。
The three species evolved from a single ancestor. 这三种生物从同一原种进化而来。
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。
