横向
1
Collection of distinct elements
3
Mathematical statement of equality
4
Part of a whole number
6
U-shaped curve of a quadratic function
7
Split into equal parts
8
Result of addition
10
Line crossing from corner to corner
纵向
1
Exact correspondence on both sides
2
Round shape with all points equidistant
5
Middle value in an ordered dataset
9
Value that does not change