横向
1
Relating to the Middle Ages
5
Government elected by the people
6
Person with no fixed home
7
Ancient empire that conquered much of Europe
8
Period of one hundred years
9
Person who buys and sells goods
11
Union formed for mutual benefit
纵向
1
Movement of people to new areas
2
Handwritten historical document
3
Person owned as property
4
Object made by humans from the past
10
Medieval land-for-service system
12
Deadly epidemic disease