横向
1
Preserved remains of ancient life
5
Unit of heredity
7
Curved glass that refracts light
8
Disturbance that transfers energy
纵向
2
Unit of energy
3
Mass per unit volume
4
Basic unit of life
6
Gas essential for breathing
Preserved remains of ancient life
Unit of heredity
Curved glass that refracts light
Disturbance that transfers energy
Unit of energy
Mass per unit volume
Basic unit of life
Gas essential for breathing