横向
1
Icy body with a tail near the sun
3
Solid with repeating atomic pattern
6
Hottest planet in solar system
7
Path of a planet around the sun
9
Curved glass that refracts light
纵向
1
Element found in all living things
2
Ball of burning gas in space
4
Fourth state of matter
5
Infectious microscopic agent
8
Basic unit of life