横向
1
Male monarch ruler
3
Alloy of copper and tin used in early tools
5
Government ruled by a king or queen
7
Union formed for mutual benefit
10
Legislative assembly of a country
12
Roman arena fighter
13
Metal that replaced bronze in tools
纵向
2
Period of one hundred years
4
Payment made to show submission
6
Fundamental law of a nation
8
Ancient Mesoamerican civilization
9
Relating to the Middle Ages
11
Object made by humans from the past