横向
1
Path of a planet around the sun
4
Disturbance that transfers energy
7
Substance with pH below 7
8
Unit of electric potential
纵向
2
Unit of energy
3
Unit of power
5
Our home planet
6
Element found in all living things
Path of a planet around the sun
Disturbance that transfers energy
Substance with pH below 7
Unit of electric potential
Unit of energy
Unit of power
Our home planet
Element found in all living things