横向
1
Blocking of light by a celestial body
5
Group of similar cells
6
Push or pull on an object
7
Unit of energy
10
Smallest unit of an element
纵向
2
Particle of light
3
Compound containing oxygen
4
Gas essential for breathing
8
Form of thermal energy
9
Tectonic landmass section
11
Gas form of a liquid
12
Substance with pH above 7