横向
1
Unit of energy
4
Tectonic landmass section
5
Hottest planet in solar system
6
Substance with pH below 7
8
Precious yellow metallic element
纵向
2
Our home planet
3
Second lightest element
7
Compound containing oxygen
9
Mass per unit volume
Unit of energy
Tectonic landmass section
Hottest planet in solar system
Substance with pH below 7
Precious yellow metallic element
Our home planet
Second lightest element
Compound containing oxygen
Mass per unit volume