横向
1
Substance with pH below 7
3
Hottest planet in solar system
4
Gas form of a liquid
6
Measure of matter in an object
纵向
2
Reddish electrical conductor
5
Ball of burning gas in space
7
Mass per unit volume
8
Precious yellow metallic element
Substance with pH below 7
Hottest planet in solar system
Gas form of a liquid
Measure of matter in an object
Reddish electrical conductor
Ball of burning gas in space
Mass per unit volume
Precious yellow metallic element