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17 小时
圆周率已经被计算到3.14万亿位,为什么还在计算,有意义吗?
说起圆周率,那可是无人不知无人不晓啊!简单来说,它就是一个圆的周长和直径的比值。不过说白了,咱们现在画的圆,其实都是“伪圆”,是用一堆线拼凑出来的,离真正的圆还差得远呢!你想想,人类文明越发达,画的圆就越“圆”,这圆周率不就越精确吗?反过来也一样,这 ...
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