横向
1
Second lightest element
4
Unit of force
8
Biological catalyst
纵向
2
Particle of light
3
Fourth state of matter
5
Natural satellite of Earth
6
Curved glass that refracts light
7
Path of a planet around the sun
9
Push or pull on an object
Second lightest element
Unit of force
Biological catalyst
Particle of light
Fourth state of matter
Natural satellite of Earth
Curved glass that refracts light
Path of a planet around the sun
Push or pull on an object