长期以来,人类学家一直认为,直立行走促使猿转变为人。换句话说,猿一旦能够直立行走就成为人了。然而两条腿走路一定就是人类的专利,是划分猿与人的标准吗?直立行走引发疑案直立行走,指的是在行动时用后肢两足交替地接触地面向前行 For a long time, anthropologists had always believed that upright walking led to the transformation of apes into humans. In other words, ape becomes a human once they are able to walk upright. However, walking on two legs must be a patent of mankind, and is the standard for dividing apes and humans? Upright walking leads to the suspicion of standing upright walking, referring to the action with two hind legs alternating contact with the ground forward