横向
1
Icy body with a tail near the sun
4
Push or pull on an object
5
Positive particle in nucleus
8
Molten rock beneath Earth surface
纵向
2
Gas essential for breathing
3
Center of an atom or cell
6
Infectious microscopic agent
7
Gas form of a liquid
Icy body with a tail near the sun
Push or pull on an object
Positive particle in nucleus
Molten rock beneath Earth surface
Gas essential for breathing
Center of an atom or cell
Infectious microscopic agent
Gas form of a liquid