桥梁不仅是一种结构,也是人类进步的象征。
倒置,始终倒置:将情况或问题颠倒过来。反向观察它。
从富裕社会中解放出来并不意味着回归健康和强健的贫困、道德纯洁和简单。
The power of mathematics is in its abstraction, allowing us to see patterns and connections that are not immediately obvious.