横向
1
Unit of electric potential
4
Center of an atom or cell
7
Precious yellow metallic element
8
Disturbance that transfers energy
纵向
2
Ball of burning gas in space
3
Gas essential for breathing
5
Basic unit of life
6
Unit of heredity
Unit of electric potential
Center of an atom or cell
Precious yellow metallic element
Disturbance that transfers energy
Ball of burning gas in space
Gas essential for breathing
Basic unit of life
Unit of heredity