横向
1
Mass per unit volume
4
Amplified beam of light
7
Natural satellite of Earth
纵向
2
Unit of heredity
3
Glass that splits light into spectrum
5
Gas essential for breathing
6
Precious yellow metallic element
8
Ball of burning gas in space
Mass per unit volume
Amplified beam of light
Natural satellite of Earth
Unit of heredity
Glass that splits light into spectrum
Gas essential for breathing
Precious yellow metallic element
Ball of burning gas in space