—— 请按键盘 空白键 开始游戏 ——

塑料的真正成本不在于生产,而在于它的后续处理。
The modern state is a product of the European experience.
工程的目标不仅仅是建造东西,而是建造在不确定性下运作良好的东西。
"To write is to wrestle with the demons of the past."
In a good mystery novel, the reader should feel both entertained and challenged throughout the reading process.