横向
1
Legislative body in ancient Rome
3
Movement of people to new areas
4
Person who buys and sells goods
8
Practice of farming and growing food
11
Alloy of copper and tin used in early tools
纵向
2
Ancient Egyptian ruler
5
Exchange of goods between peoples
6
Union formed for mutual benefit
7
Metal that replaced bronze in tools
9
Deadly epidemic disease
10
Medieval land-for-service system