There is no need to introduce this milestone here in English, we can just see the title and description of each issue below. The following is an introduction in Chinese. 2020 年 01 月里程碑： [1] 持续优化响应式 UI 界面，增加对移动端布局的友好性。 [2]：54 个编程语言扑克牌，包括提供中英文两种介绍。[3]：持续补充中...。我们欢迎并感谢任何人参与本次里程碑的建设。