横向
1
Our home planet
4
Compound containing oxygen
6
Magnetic metallic element
7
Positive particle in nucleus
8
Molten rock beneath Earth surface
纵向
2
Nerve cell in the brain
3
Element found in all living things
5
Biological catalyst
Our home planet
Compound containing oxygen
Magnetic metallic element
Positive particle in nucleus
Molten rock beneath Earth surface
Nerve cell in the brain
Element found in all living things
Biological catalyst