横向
1
Push or pull on an object
3
Blocking of light by a celestial body
5
Center of an atom or cell
6
Fourth state of matter
10
Nerve cell in the brain
纵向
1
Preserved remains of ancient life
2
Substance with pH below 7
4
Element found in all living things
7
Unit of energy
8
Basic unit of life
9
Disturbance that transfers energy
11
Naturally occurring inorganic solid