"为什么不同地方的人类都在古代走上了十进制" ? 因为这是从一个源头来的。从哪？ 天机不可泄露：）
WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2026 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy
