无码中文字幕一Av王,91亚洲精品无码,日韩人妻有码精品专区,911亚洲精选国产青草衣衣衣

US EUROPE AFRICA ASIA 中文
Culture

10 amazing discoveries from ancient China

( Chinaculture.org ) Updated: 2016-03-29 07:00:00
10 amazing discoveries from ancient China

Penetrative bronze mirror [Photo/artron.net]

Penetrative mirror best represents bronze-making craft in Han Dynasty. When the mirror faces the sun, the patterns on the back of the mirror are clearly reflected on the object.

 
Editor's Picks
Hot words

Most Popular
 
...