横向
1
Path of a planet around the sun
3
The Red Planet
5
Amplified beam of light
6
Glass that splits light into spectrum
纵向
2
Smallest unit of an element
4
Particle of light
5
Curved glass that refracts light
7
Substance with pH above 7
Path of a planet around the sun
The Red Planet
Amplified beam of light
Glass that splits light into spectrum
Smallest unit of an element
Particle of light
Curved glass that refracts light
Substance with pH above 7