—— 请按键盘 空白键 开始游戏 ——

The best time to plant a tree was 25 years ago. The second best time is today.
"There is a world of difference between the love we feel for a wild creature and the love we feel for a human being."
循环经济不是一种趋势,而是制造业的未来。
The mining industry must evolve to meet the demands of sustainability without compromising on efficiency.