横向
1
The Red Planet
3
Gas essential for breathing
4
Disturbance that transfers energy
5
Solid with repeating atomic pattern
纵向
1
Molten rock beneath Earth surface
2
Curved glass that refracts light
5
Basic unit of life
6
Nerve cell in the brain
The Red Planet
Gas essential for breathing
Disturbance that transfers energy
Solid with repeating atomic pattern
Molten rock beneath Earth surface
Curved glass that refracts light
Basic unit of life
Nerve cell in the brain