横向
1
Alloy of copper and tin used in early tools
4
Succession of rulers from same family
5
Armored warrior of medieval times
6
Person who buys and sells goods
8
Union formed for mutual benefit
9
Uprising against authority
纵向
2
Person with no fixed home
3
Advanced stage of human society
6
Ancient Mesoamerican civilization
7
Fortified medieval residence