—— 请按键盘 空白键 开始游戏 ——

Sustainability isn't an option anymore; it's a necessity for any responsible mining company.
农业效率必须与生态限制相协调——我们无法超越自然。
A distributed system is one in which I can’t get any work done because some machine I’ve never heard of has crashed.
 知识就是力量。