横向
1
Our home planet
3
Gas form of a liquid
4
Magnetic metallic element
6
Reddish electrical conductor
纵向
2
Icy body with a tail near the sun
3
Unit of electric potential
5
Positive particle in nucleus
7
Unit of heredity
Our home planet
Gas form of a liquid
Magnetic metallic element
Reddish electrical conductor
Icy body with a tail near the sun
Unit of electric potential
Positive particle in nucleus
Unit of heredity