横向
1
Relating to the Middle Ages
4
Person who travels to discover new lands
5
Medieval land-for-service system
6
Period of ten years
9
Ancient Mesoamerican civilization
12
Ancient Egyptian ruler
纵向
2
Male monarch ruler
3
Government by the people
4
Long and distinct period of history
7
Legislative body in ancient Rome
8
Military blockade of a fortified place
10
Alloy of copper and tin used in early tools
11
Ancient Egyptian picture writing