—— 请按键盘 空白键 开始游戏 ——

The essence of mathematics is not to make simple things complicated, but to make complicated things simple.
农业现代化不是简单的机械化,而是整个产业链的智能化升级。
There is no creature on earth half so terrifying as a truly just man.
动物体内的血液被推动着循环,处于永不停息的状态。