横向
1
Mass per unit volume
4
Tissue that contracts for movement
6
Path of a planet around the sun
8
Hottest planet in solar system
纵向
2
Form of thermal energy
3
Center of an atom or cell
5
Push or pull on an object
7
Compound containing oxygen
Mass per unit volume
Tissue that contracts for movement
Path of a planet around the sun
Hottest planet in solar system
Form of thermal energy
Center of an atom or cell
Push or pull on an object
Compound containing oxygen