横向
1
Preserved remains of ancient life
3
Unit of heredity
4
Force that attracts objects together
6
Icy body with a tail near the sun
8
Natural satellite of Earth
纵向
2
Naturally occurring inorganic solid
5
The Red Planet
7
Magnetic metallic element
Preserved remains of ancient life
Unit of heredity
Force that attracts objects together
Icy body with a tail near the sun
Natural satellite of Earth
Naturally occurring inorganic solid
The Red Planet
Magnetic metallic element