横向
1
Disturbance that transfers energy
4
Positive particle in nucleus
5
Biological catalyst
6
Fourth state of matter
纵向
2
Push or pull on an object
3
Hottest planet in solar system
7
Tissue that contracts for movement
8
Mass per unit volume
Disturbance that transfers energy
Positive particle in nucleus
Biological catalyst
Fourth state of matter
Push or pull on an object
Hottest planet in solar system
Tissue that contracts for movement
Mass per unit volume