—— 请按键盘 空白键 开始游戏 ——

"Sometimes we get sad about things and we don’t like to tell other people that we are sad about them."
宇宙的扭曲面——黑洞、虫洞、奇点等——是一个谜团,一个挑战我们理解的奥秘。
The best way to learn computer science is to do computer science.
Every challenge in energy production is an opportunity to innovate and improve.