横向
1
Roman arena fighter
5
Armed entry into another territory
7
Relating to the Middle Ages
10
Union formed for mutual benefit
纵向
2
Legislative body in ancient Rome
3
Belonging to a very old period
4
Payment made to show submission
6
Metal that replaced bronze in tools
8
Legislative assembly of a country
9
Armed conflict between nations
11
Sudden overthrow of a government
12
Advanced stage of human society