—— 请按键盘 空白键 开始游戏 ——

采矿技术的创新对于满足世界的能源需求至关重要。
书籍是飞机,是火车,是道路。它们是目的地,也是旅程。它们是家。
Hope is a good thing, maybe the best of things, and no good thing ever dies.
To be without some of the things you want is an indispensable part of happiness.