横向
1
Succession of rulers from same family
3
Military blockade of a fortified place
5
Practice of farming and growing food
6
Armed entry into another territory
7
Deadly epidemic disease
8
Object made by humans from the past
纵向
2
Payment made to show submission
4
Period of one hundred years
9
Exchange of goods between peoples
10
Advanced stage of human society
11
Male monarch ruler
12
Handwritten historical document