横向
1
Relating to the Middle Ages
4
Person who travels to discover new lands
5
Territory controlled by another country
6
Government ruled by a king or queen
7
Ancient Egyptian stone monument
10
Belonging to a very old period
纵向
1
Movement of people to new areas
2
Military blockade of a fortified place
3
Person owned as property
4
Long and distinct period of history
8
Ancient Egyptian ruler
9
Ancient Mesoamerican civilization
11
Ancient empire that conquered much of Europe