横向
1
Particle of light
5
Push or pull on an object
6
Center of an atom or cell
7
Unit of energy
9
Natural satellite of Earth
纵向
2
Biological catalyst
3
Group of similar cells
4
Reddish electrical conductor
5
Preserved remains of ancient life
8
Absolute temperature scale unit
10
Infectious microscopic agent
11
Substance with pH above 7