横向
1
Ancient Egyptian ruler
5
Metal that replaced bronze in tools
6
Exchange of goods between peoples
7
Person with no fixed home
8
Uprising against authority
9
Ancient Egyptian stone monument
11
Fortified medieval residence
纵向
2
Armed conflict between nations
3
Object made by humans from the past
4
Government ruled by a king or queen
10
Government elected by the people
12
Period of ten years