横向
1
Solid with repeating atomic pattern
4
Compound containing oxygen
5
Nerve cell in the brain
6
Group of similar cells
7
Ball of burning gas in space
8
Natural satellite of Earth
纵向
1
Element found in all living things
2
Absolute temperature scale unit
3
Biological catalyst
9
Chemical element in table salt
10
Unit of heredity
11
Fourth state of matter
12
The Red Planet