横向
1
Medieval land-for-service system
4
Person who buys and sells goods
5
Union formed for mutual benefit
10
Territory controlled by another country
11
Relating to the Middle Ages
12
Formal agreement between nations
纵向
2
Person owned as property
3
Fortified medieval residence
4
Ancient Mesoamerican civilization
6
Armored warrior of medieval times
7
Ancient empire that conquered much of Europe
8
Ancient Egyptian stone monument
9
Large territory under one ruler