—— 请按键盘 空白键 开始游戏 ——

The coal industry must deepen supply-side structural reforms and improve supply quality.
The past is a foreign country; they do things differently there.
In science, patience is not just a virtue; it's a necessity.
We are the product of our evolutionary past.
我不喜欢沉默,我喜欢大声表达。
成功不是给予的,而是赢得的。