横向
1
Amplified beam of light
4
Compound containing oxygen
5
Our home planet
纵向
2
Group of similar cells
3
Nerve cell in the brain
6
Magnetic metallic element
7
Positive particle in nucleus
8
Unit of energy
Amplified beam of light
Compound containing oxygen
Our home planet
Group of similar cells
Nerve cell in the brain
Magnetic metallic element
Positive particle in nucleus
Unit of energy