横向
1
Our home planet
3
Unit of energy
6
Blocking of light by a celestial body
纵向
2
Element found in all living things
4
Second lightest element
5
Icy body with a tail near the sun
7
Solid with repeating atomic pattern
8
Substance with pH above 7
Our home planet
Unit of energy
Blocking of light by a celestial body
Element found in all living things
Second lightest element
Icy body with a tail near the sun
Solid with repeating atomic pattern
Substance with pH above 7