—— 请按键盘 空白键 开始游戏 ——

The key to credible causal inference is not just the method, but how well the method fits the question at hand.
能源转型不是终点,而是一段旅程。
我不是一个喜欢一直站在聚光灯下的人。我非常注重隐私。
The past is always constructed from the present.