横向
1
Ball of burning gas in space
4
Unit of force
7
Amplified beam of light
纵向
2
Smallest unit of an element
3
Force that attracts objects together
5
Natural satellite of Earth
6
Biological catalyst
8
Unit of power
Ball of burning gas in space
Unit of force
Amplified beam of light
Smallest unit of an element
Force that attracts objects together
Natural satellite of Earth
Biological catalyst
Unit of power