横向
1
Metal that replaced bronze in tools
3
Deadly epidemic disease
4
Relating to the Middle Ages
5
Person who travels to discover new lands
6
Fortified medieval residence
7
Government elected by the people
9
Medieval land-for-service system
12
Military conflict or fight
纵向
2
Practice of farming and growing food
7
Ancient empire that conquered much of Europe
8
Person with no fixed home
10
Legislative body in ancient Rome
11
Period of ten years