横向
1
Tissue that contracts for movement
4
Push or pull on an object
5
Molten rock beneath Earth surface
8
Precious yellow metallic element
纵向
2
Icy body with a tail near the sun
3
Second lightest element
4
Preserved remains of ancient life
6
Reddish electrical conductor
7
Unit of heredity
9
Tectonic landmass section
10
Gas essential for breathing