—— 请按键盘 空白键 开始游戏 ——

The coal industry is not just about digging rocks; it's about powering lives and fueling progress.
学习计量经济学的最佳方法是通过实践——处理真实的数据和真实的问题。
我能给有抱负的电影制作人的最好建议是永远不要放弃你的梦想。
The real tragedy of the poor is that they can afford nothing but self-denial.