Shanghai, an international business hub, with a rich colonial past, and yet, it is also a city full of red legend.

上海是国际商业中心，虽然有过一段殖民历史，但是这座城市也充满红色传奇。

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The city also boasts an astronomical legend in Wu Xuefeng's institute - the purple mountain Observatory (see Observatory on a purple mountain).

这座城市还拥有一个天文学领域的传奇，这就是吴雪峰所在的机构——紫金山天文台(见“紫金山上的天文台”)。

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