横向
1
Second lightest element
3
Unit of electric potential
6
Basic unit of life
7
Unit of force
8
Nerve cell in the brain
纵向
1
Form of thermal energy
2
Path of a planet around the sun
4
Unit of power
5
Tissue that contracts for movement
Second lightest element
Unit of electric potential
Basic unit of life
Unit of force
Nerve cell in the brain
Form of thermal energy
Path of a planet around the sun
Unit of power
Tissue that contracts for movement