Trade between the West and the settled and prosperous Chinese dynasties introduced new forms and different technologies.

西方国家和繁荣稳定的历代中国朝代之间的贸易促使双方互相引入了新的形式和不同的技术。

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And for another 2000 years Chinese dynasties built walls. In the end a whole network of walls spread across the northern tier of the country.

在此后的2000年里，中国各朝代继续修建城墙，最终形成了一条完整的城墙网络，横亘在中国北部。

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The history of Magic or Latin squares dates back thousands of years, to the pyramids of ancient Egypt, and possibly even further back to the first Chinese dynasties.

历史上的魔术或拉丁方可以追溯到几千年前，以金字塔的古埃及，甚至可能进一步回第一中国朝代。

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Chinese artists often talks about past dynasties when they want to address sensitive issues today.

BBC: When words are crimes in China

Throughout Chinese history, movements that have toppled dynasties have sometimes started as gangs and secret societies.

ECONOMIST: China's other face