—— 请按键盘 空白键 开始游戏 ——

Model checking is a powerful tool for verifying the correctness of hardware and software systems.
I would like to be remembered as someone who was able to help people express themselves and live in the moment.
在不确定的时期,清晰的沟通和果断的行动比以往任何时候都更重要。
我们教育体系的一个明显的特征是对儿童人格的尊重、并达到前所未有的程度。