—— 请按键盘 空白键 开始游戏 ——

The mind is a system of organs of computation, designed by natural selection to solve the kinds of problems our ancestors faced in their foraging way of life.
过度捕捞就像透支信用卡,终将付出沉重的代价。
能源行业不仅仅是开采资源;它是推动进步和改善生活的动力。