横向
1
Practice of establishing foreign colonies
7
Union formed for mutual benefit
8
Military conflict or fight
10
Legislative body in ancient Rome
12
Government by the people
纵向
2
Period of ten years
3
Freedom from outside control
4
Advanced stage of human society
5
Person owned as property
6
Belonging to a very old period
9
Roman arena fighter
11
Person who buys and sells goods