—— 请按键盘 空白键 开始游戏 ——

守住嘴巴,就跟拴紧瓶口一样。克制欲望,就像防守城池一般。
水的源头如果浑浊,那么水流就不可能清澈;言行不讲信用的,名声必然受到损害。
Strengthen international cooperation to promote the improvement of technology and management in the coal industry.
In programming, everything we do is a special case of something more general -- and often we know it too quickly.