横向
1
Succession of rulers from same family
3
Metal that replaced bronze in tools
6
Alloy of copper and tin used in early tools
7
Fortified medieval residence
9
Roman arena fighter
10
Person with no fixed home
纵向
1
Period of ten years
2
Territory controlled by another country
4
Person owned as property
5
Armored warrior of medieval times
8
Deadly epidemic disease