横向
1
Ancient Mesoamerican civilization
4
Armed conflict between nations
5
Person who buys and sells goods
7
Advanced stage of human society
8
Movement of people to new areas
10
Succession of rulers from same family
11
Government ruled by a king or queen
纵向
2
Formal agreement between nations
3
Ancient Egyptian stone monument
6
Fundamental law of a nation
9
Ancient Egyptian picture writing