横向
1
Particle of light
3
Tissue that contracts for movement
4
Ball of burning gas in space
6
Basic unit of life
纵向
1
Tectonic landmass section
2
Nerve cell in the brain
5
Precious yellow metallic element
7
Icy body with a tail near the sun
8
Glass that splits light into spectrum
9
Measure of matter in an object