上海中心城区历史文化风貌区共 12 个，总面积达 27 km2的翻译：Downtown Shanghai historical cultural district a total of 12, with a total area of 27 km2 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Shanghai downtown Historic District 12, the total area of ??27 km2

Downtown Shanghai historical cultural district a total of 12, with a total area of 27 km2

Shanghai center city history culture style area altogether 12, the total area reaches 27 km2

Shanghai's historical and cultural city center features a total of 12 zones, with a total area km2 27

Downtown Shanghai historical cultural district a total of 12, with a total area of 27 km2