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We can call our numbers "two-handed" numbers,because they developed from the fact that people counted things on two hands.意思.
人气:300 ℃ 时间:2020-06-28 06:56:57
解答
我们可以把我们的数字称作“双手”数,因为他们是从人们用双手数东西的这个事实发明出来的.
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