—— 请按键盘 空白键 开始游戏 ——

The value of a network is proportional to the square of the number of connected users of the system.
Agriculture is the foundation of manufacture and commerce.
"Words have weight, and writers must bear the responsibility of that weight."
产品要像水一样,适应不同用户的需求。
种族差异不应在体育运动中发挥作用。
The more you dwell in the past, the less you prepare for the future.