横向
1
Unit of energy
4
Magnetic metallic element
5
Icy body with a tail near the sun
6
Tissue that contracts for movement
7
Solid with repeating atomic pattern
8
Element found in all living things
纵向
2
Chemical element in table salt
3
Substance with pH above 7
5
Basic unit of life
6
The Red Planet
9
Unit of heredity