横向
1
Territory controlled by another country
3
Military conflict or fight
5
Practice of farming and growing food
8
Fortified medieval residence
9
Ancient Egyptian stone monument
12
Alloy of copper and tin used in early tools
13
Exchange of goods between peoples
纵向
2
Deadly epidemic disease
4
Object made by humans from the past
6
Ancient Mesoamerican civilization
7
Payment made to show submission
10
Legislative body in ancient Rome
11
Person who travels to discover new lands
14
Handwritten historical document