Kemii 2020-11-10T15:25:59+00:00 刚才无意之间发现的,有点忧伤。哎,学习软件很久很久,在求学路上遇到挫折那种无助感,有点迷茫。[url]https://www.youtube.com/watch?v=I_bRKc5aGac[/url]