—— 请按键盘 空白键 开始游戏 ——

The PAC learning framework provides a formal way to analyze the efficiency and effectiveness of learning algorithms.
我扮演的每一个角色都是我的一部分,而我是我扮演的每一个角色的一部分。
By plucking her petals you do not gather the beauty of the flower.
Every grain we grow carries the legacy of those who cultivated the earth before us.
宇宙不仅比我们想象的更奇怪,它比我们能想象的还要奇怪。