因此，大多数数字系统都是两个关键因素的意外结果：人类的语言能力及我们对手和手指的关注倾向。

Most number systems, then, are the by-product of two key factors: the human capacity for language and our inclination for focusing on our hands and fingers.

youdao

所以，我也不必对用手指数数感到难堪了。

So I don’t feel too bad about still counting on my fingers.

youdao

刚开始学习数数和计算时，我们用手指帮助计算。

Most of us first learn to count and add on our fingers.

youdao