对于天文学家来说，平面的宇宙意味着几何学的一般原理将被遵守，光在直线中运行，而不是曲线。

To astronomers, flat means that the usual rules of geometry are observed - light travels in straight lines, not curves.

youdao

策略，经济的敌对，计算机建筑学，宇宙的形状游戏，几何学想像的，主要的数字秘密- - -全部约定了他的大范围的想像。

Games of strategy, economic rivalry, computer architecture, the shape of the universe, the geometry of imaginary, the mystery of the prime Numbers — all engaged his wide-ranging imagination.

youdao