横向
1
Hottest planet in solar system
3
Path of a planet around the sun
5
Gas essential for breathing
9
Gas form of a liquid
纵向
1
Infectious microscopic agent
2
Substance with pH above 7
4
Natural satellite of Earth
6
Form of thermal energy
7
Center of an atom or cell
8
Element found in all living things
10
Amplified beam of light