横向
1
Chemical element in table salt
5
Ball of burning gas in space
7
Second lightest element
8
Gas form of a liquid
纵向
2
Biological catalyst
3
Substance with pH below 7
4
Amplified beam of light
6
Glass that splits light into spectrum
Chemical element in table salt
Ball of burning gas in space
Second lightest element
Gas form of a liquid
Biological catalyst
Substance with pH below 7
Amplified beam of light
Glass that splits light into spectrum