横向
1
Our home planet
4
Unit of energy
6
Center of an atom or cell
纵向
2
Unit of electric potential
3
Gas essential for breathing
5
Tectonic landmass section
7
Amplified beam of light
8
Form of thermal energy
9
Infectious microscopic agent
Our home planet
Unit of energy
Center of an atom or cell
Unit of electric potential
Gas essential for breathing
Tectonic landmass section
Amplified beam of light
Form of thermal energy
Infectious microscopic agent