横向
1
Period of one hundred years
5
Government ruled by a king or queen
6
Ancient Mesoamerican civilization
7
Government elected by the people
8
Payment made to show submission
11
Deadly epidemic disease
纵向
1
Practice of establishing foreign colonies
2
Person with no fixed home
3
Metal that replaced bronze in tools
4
Legislative body in ancient Rome
9
Male monarch ruler
10
Large territory under one ruler