横向
1
Substance with pH below 7
4
Naturally occurring inorganic solid
5
Hottest planet in solar system
纵向
2
Second lightest element
3
Amplified beam of light
6
Unit of force
7
Molten rock beneath Earth surface
8
Chemical element in table salt
Substance with pH below 7
Naturally occurring inorganic solid
Hottest planet in solar system
Second lightest element
Amplified beam of light
Unit of force
Molten rock beneath Earth surface
Chemical element in table salt