祖先
anscestors;ancestry;forbears;forefathers
人類的～是類人猿。Men descended from apes./全人類屬同一種類，均為同一～之后代。All human beings belong to a single species and are descended from a common stock./中國科學院古脊椎動物與古人類研究所于2007年4月2日宣布，研究人員對北京周口店田園洞2003年出土的42000至38500年前的人骨骼化石進行的對比分析結果表明，現代型人類的～未必完全源自非洲。The Institute of Vertebrate Palaeontology and Palaeoanthropology of the Chinese Academy of Sciences announced on April 2,2007 that the researchers examined a skeleton recovered in 2003 from the Tianyuan Cave,Zhoukoudian,near Beijing.The skeleton dating back 42000 to 38500years indicates that the out-of-Africa dispersal theory of modern humans may be more complex than previously thought./人類的～anscestor of human beings