古人很早就算过圆周率。 古人很早就算過圓周率。 古人很早就算過圓周率。

People in ancient times calculated pi very early on.

Simplified
古人很早就算过圆周率。
Traditional (Taiwan)
古人很早就算過圓周率。
Pinyin
Gǔrén hěn zǎo jiùsuànguo yuánzhōulǜ.
Bopomofo
ㄍㄨˇ ㄖㄣˊ ㄏㄣˇ ㄗㄠˇ ㄐㄧㄡˋ ㄙㄨㄢˋ ˙ㄍㄨㄛ ㄩㄢˊ ㄓㄡ ㄌㄩˋ。

Written with HSK 6 vocabulary, at CEFR level B2.

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