横向
1
Hottest planet in solar system
4
Biological catalyst
5
Unit of force
7
Unit of energy
纵向
2
Our home planet
3
Second lightest element
6
Center of an atom or cell
8
Element found in all living things
Hottest planet in solar system
Biological catalyst
Unit of force
Unit of energy
Our home planet
Second lightest element
Center of an atom or cell
Element found in all living things