横向
1
Ball of burning gas in space
3
Nerve cell in the brain
8
Disturbance that transfers energy
纵向
2
Magnetic metallic element
4
Reddish electrical conductor
5
Compound containing oxygen
6
Curved glass that refracts light
7
Group of similar cells
Ball of burning gas in space
Nerve cell in the brain
Disturbance that transfers energy
Magnetic metallic element
Reddish electrical conductor
Compound containing oxygen
Curved glass that refracts light
Group of similar cells