Virtually nothing is known about the prehistory of chimpanzees, but whatever they were, we were.
有关史非洲黑猩猩,我们几乎一无所知,可是不管它们情况是怎样,都和我们祖先别无二致。
Bruce says, " The point" – once again, the reason – " is to learn more about the peoples of ancient civilizations who lived here in prehistory." " Ancient" (ancient) means very old, usually thousands of years old.
布鲁斯说,“重点” ——再一次,原因——“是为了更多地了解史时期居住在这里古代文明人们。 ” “古老” (ancient)意思是非常古老, 通常有几千年历史。