Cao Zhang looked at You Heng and began to tell his own opinion: "Sir just explained that the earth is the center of the sun, moon and stars, and the vastness is like a chessboard, and then the sky is covered like a lid, which is a big mistake, because according to my speculation, the earth under our feet is not square at all, but a huge ball. ”

After listening to Cao Zhang's words, You Heng's face changed greatly, and he refuted sharply: "Childe, this is obviously nonsense. The earth is obviously boxy, although there are mountains, rivers and lakes, but it is also flat and vast, just like a chessboard, how can it be a round ball? ”

Cao Chang didn't care about You Heng's attitude, but calmly ...... to the other party

"Three Kingdoms: Father Cao Mengde" Chapter 262 Convinced! I am hitting it in my hand, please wait a moment,

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