横向
1
Ball of burning gas in space
3
Measure of matter in an object
4
Amplified beam of light
5
Nerve cell in the brain
8
Natural satellite of Earth
10
Reddish electrical conductor
纵向
2
Unit of power
3
Naturally occurring inorganic solid
6
Center of an atom or cell
7
Particle of light
9
Element found in all living things