—— 请按键盘 空白键 开始游戏 ——

The power of the press is a great power, but it must be used with great responsibility.
在数学中,你不是理解事物,你只是习惯了它们。
Coal is China's main energy source and will remain the cornerstone of China's energy security for a long time to come.
Discipline is the bridge between goals and accomplishment.