继续努力去证明平行公理并不意味着不知道高斯的思想。

There continuing efforts to prove the parallel axion do not imply ignorance of Gauss's thoughts.

youdao

继续努力去证明平行公理并不意味着不知道高斯的思想。

There continuing efforts to prove the parallel axion do not imply ignorance of Gauss's thoughts.

youdao