横向
1
Sudden overthrow of a government
3
Long and distinct period of history
7
Object made by humans from the past
9
Territory controlled by another country
纵向
2
Handwritten historical document
4
Armed entry into another territory
5
Exchange of goods between peoples
6
Person owned as property
8
Payment made to show submission
10
Military blockade of a fortified place
11
Medieval land-for-service system