横向
1
Roman arena fighter
6
Metal that replaced bronze in tools
7
Belonging to a very old period
8
Period of one hundred years
纵向
2
Alloy of copper and tin used in early tools
3
Practice of farming and growing food
4
Armored warrior of medieval times
5
Fortified medieval residence
9
Person who travels to discover new lands
10
Male monarch ruler
11
Ancient Egyptian ruler
12
Period of ten years