ancestorKK [ˋæˏnsɛstɚ] /ˈæˌnsɛstɚ/名詞1祖先、先人、祖宗Her ancestors moved to the island more than two hundred years ago.她的祖先兩百多年前遷居到這座島上。2祖先、始祖生物學Birds and crocodiles share a common ancestor.鳥類和鱷魚有共同的祖先。3前身、原型、雛形This clumsy machine was the ancestor of the modern computer.這台笨重的機器就是現代電腦的前身。