Ancient people guess the shape of the Earth with exploring and practicing.

  • 古代人对地球形状的猜想、探索与实践.

  • 互联网摘选 2025-01-19 23:06:10

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句