横向
1
Person who buys and sells goods
6
Period of ten years
7
Legislative body in ancient Rome
8
Ancient Mesoamerican civilization
11
Relating to the Middle Ages
12
Ancient Egyptian picture writing
15
Large territory under one ruler
纵向
2
Person who travels to discover new lands
3
Military conflict or fight
4
Exchange of goods between peoples
5
Roman arena fighter
9
Person owned as property
10
Armed conflict between nations
13
Formal agreement between nations
14
Metal that replaced bronze in tools