—— 请按键盘 空白键 开始游戏 ——

可持续性不是一种选择,而是我们行业生存的必要条件。
购买旧书,它们的词与新词相同,也可以去图书馆。
The world is full of obvious things which nobody by any chance ever observes.
The most widespread form of inequality in the world today is not that between rich and poor, but that between men and women.