—— 请按键盘 空白键 开始游戏 ——

The challenge in computational learning theory is to understand the capabilities and limitations of learning algorithms.
Facing market changes, an enterprise must have the ability to respond quickly.
真正的美国发现还在我们面前。我们精神、我们人民、我们强大而不朽的土地的真正实现尚未到来。