横向
1
Nerve cell in the brain
5
Hottest planet in solar system
6
Solid with repeating atomic pattern
8
The Red Planet
纵向
2
Second lightest element
3
Biological catalyst
4
Our home planet
5
Infectious microscopic agent
7
Tectonic landmass section
Nerve cell in the brain
Hottest planet in solar system
Solid with repeating atomic pattern
The Red Planet
Second lightest element
Biological catalyst
Our home planet
Infectious microscopic agent
Tectonic landmass section