但是，与人类不同，无尾猿的脚以及手，都有可以与其他手指相对的大拇指。
But unlike man, the ape has opposable thumbs on its feet as well as on its hands.
与人类和其他灵长目动物共有的另一个重要特征是，无尾猿有与其他手指相对的大拇指。
Another important trait that apes share with man and other primates is the opposable thumb.
这块有着4700万年历史的化石之所以被称为是人与猿之间缺失的环节，是因为它的大拇指与其他手指相对，并且具有了手指甲。
The 47 million-year-old fossil is the missing link between man and ape as the creature had opposable thumbs, and fingernails.
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