—— 请按键盘 空白键 开始游戏 ——

真正的科学家不仅要有追求真理的热情,还要有面对未知的勇气。
每一次的跌倒都是为了更好的站起来。
Purchase the most recent tourist guidebook to your home town or region. You’ll learn a lot by playing the tourist once a year.
Global food security begins with local soil security.
声音可以像任何物理结构一样塑造空间。