横向
1
Chemical element in table salt
3
Reddish electrical conductor
5
Tectonic landmass section
6
Group of similar cells
纵向
2
Path of a planet around the sun
3
Icy body with a tail near the sun
4
Absolute temperature scale unit
7
Hottest planet in solar system
8
Substance with pH above 7
9
Form of thermal energy