横向
1
Element found in all living things
4
Compound containing oxygen
6
Our home planet
7
Natural satellite of Earth
8
Preserved remains of ancient life
纵向
2
Center of an atom or cell
3
Unit of heredity
5
Nerve cell in the brain
9
Unit of power
Element found in all living things
Compound containing oxygen
Our home planet
Natural satellite of Earth
Preserved remains of ancient life
Center of an atom or cell
Unit of heredity
Nerve cell in the brain
Unit of power