横向
1
Particle of light
4
Nerve cell in the brain
6
Infectious microscopic agent
纵向
2
Unit of heredity
3
Second lightest element
4
Center of an atom or cell
5
Push or pull on an object
7
Tectonic landmass section
Particle of light
Nerve cell in the brain
Infectious microscopic agent
Unit of heredity
Second lightest element
Center of an atom or cell
Push or pull on an object
Tectonic landmass section