横向
1
Government elected by the people
5
Advanced stage of human society
7
Long and distinct period of history
8
Roman arena fighter
纵向
2
Male monarch ruler
3
Belonging to a very old period
4
Medieval religious military campaign
6
Metal that replaced bronze in tools
9
Freedom from outside control
10
Exchange of goods between peoples
11
Ancient empire that conquered much of Europe
12
Ancient Egyptian picture writing
13
Succession of rulers from same family