横向
1
Person who travels to discover new lands
5
Succession of rulers from same family
6
Belonging to a very old period
7
Legislative body in ancient Rome
8
Fortified medieval residence
10
Period of ten years
纵向
2
Union formed for mutual benefit
3
Military blockade of a fortified place
4
Deadly epidemic disease
9
Armed conflict between nations
11
Ancient Mesoamerican civilization