—— 请按键盘 空白键 开始游戏 ——

There is no absolute security, only relative risk control.
世界需要各种形式的能源来满足不断增长的需求,天然气是一种更清洁的替代品,可以帮助填补这一空白。
Mathematics is not a spectator sport.
Technology should serve sustainability, not the other way around.