For maps and cities, could you talk about the meaning of connection, such as travels or life memory?
关于地图与城市，可以谈谈他们之间的关联性吗？像是旅行或生活记忆等经验？
They only have maps for Boston and Chicago right now, but hopefully the project continues to more cities.
现在只有波士顿市和芝加哥市的地图，但是这个项目将推广到更多的城市。
That book of maps contains separate maps for all 50 states, and there will be smaller inset maps for all of the larger cities in each state.
那本地图分别包含了美国五十州的地图，而每州较大的城市又有较小的插页地图。
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