—— 请按键盘 空白键 开始游戏 ——

"The pursuit of knowledge is a journey without end."
I never regret my choices because that's my life.
The concept of probably approximately correct (PAC) learning has been foundational in computational learning theory.
每个人都对自己的身体拥有所有权,没有人有权支配他,除了他自己。