—— 请按键盘 空白键 开始游戏 ——

技术的未来不仅关乎我们创造的设备,还关乎我们围绕它们构建的生态系统。
In chemistry, as in life, sometimes you need to take a step back to see the bigger picture.
The study of automata and formal languages is fundamental to understanding the limits of computation.
互联网是人们可以连接、分享和学习的地方。