横向
1
Particle of light
4
Form of thermal energy
7
Measure of matter in an object
8
Fourth state of matter
9
The Red Planet
纵向
2
Unit of energy
3
Curved glass that refracts light
5
Smallest unit of an element
6
Blocking of light by a celestial body
Particle of light
Form of thermal energy
Measure of matter in an object
Fourth state of matter
The Red Planet
Unit of energy
Curved glass that refracts light
Smallest unit of an element
Blocking of light by a celestial body