—— 请按键盘 空白键 开始游戏 ——

在土壤湿润的情况下耕种,不利于耕作,结果只能截然相反,连续数年都不会有好收成。
材料中拓扑和对称性之间的相互作用可以导致意想不到且令人兴奋的物理现象。
In our reasonings concerning matter of fact, there are all imaginable degrees of assurance, from the highest certainty to the lowest species of moral evidence.
Sun don't shine forever, but as long as it's here then we might as well shine together.