横向
1
Naturally occurring inorganic solid
4
Mass per unit volume
6
Unit of energy
8
Unit of electric potential
纵向
1
The Red Planet
2
Tectonic landmass section
3
Gas form of a liquid
5
Smallest unit of an element
7
Our home planet
Naturally occurring inorganic solid
Mass per unit volume
Unit of energy
Unit of electric potential
The Red Planet
Tectonic landmass section
Gas form of a liquid
Smallest unit of an element
Our home planet