横向
1
Unit of electric potential
3
Mass per unit volume
5
Second lightest element
8
Basic unit of life
10
Unit of force
纵向
2
Form of thermal energy
4
Center of an atom or cell
6
Tectonic landmass section
7
Unit of heredity
9
Push or pull on an object
Unit of electric potential
Mass per unit volume
Second lightest element
Basic unit of life
Unit of force
Form of thermal energy
Center of an atom or cell
Tectonic landmass section
Unit of heredity
Push or pull on an object