横向
1
Basic unit of life
4
The Red Planet
6
Mass per unit volume
纵向
2
Hottest planet in solar system
3
Curved glass that refracts light
5
Smallest unit of an element
7
Glass that splits light into spectrum
8
Tissue that contracts for movement
Basic unit of life
The Red Planet
Mass per unit volume
Hottest planet in solar system
Curved glass that refracts light
Smallest unit of an element
Glass that splits light into spectrum
Tissue that contracts for movement