横向
1
Our home planet
4
Tectonic landmass section
5
Fourth state of matter
6
Ball of burning gas in space
8
Naturally occurring inorganic solid
纵向
2
Group of similar cells
3
Amplified beam of light
7
Unit of heredity
Our home planet
Tectonic landmass section
Fourth state of matter
Ball of burning gas in space
Naturally occurring inorganic solid
Group of similar cells
Amplified beam of light
Unit of heredity