横向
1
Amplified beam of light
4
Natural satellite of Earth
6
Gas essential for breathing
8
Center of an atom or cell
9
Infectious microscopic agent
纵向
2
Unit of force
3
Element found in all living things
5
Particle of light
7
Our home planet
Amplified beam of light
Natural satellite of Earth
Gas essential for breathing
Center of an atom or cell
Infectious microscopic agent
Unit of force
Element found in all living things
Particle of light
Our home planet