—— 请按键盘 空白键 开始游戏 ——

We must strengthen international cooperation to jointly address the challenges of energy security and climate change.
真实不是可知的,但是它是可体验的。
Around computers it is difficult to find the correct unit of time to measure progress. Some cathedrals took a century to complete. Can you imagine the grandeur and scope of a program that would take as long?