横向
1
Second lightest element
3
Reddish electrical conductor
5
Solid with repeating atomic pattern
7
Gas form of a liquid
纵向
2
Infectious microscopic agent
3
Icy body with a tail near the sun
4
Gas essential for breathing
6
Substance with pH above 7
Second lightest element
Reddish electrical conductor
Solid with repeating atomic pattern
Gas form of a liquid
Infectious microscopic agent
Icy body with a tail near the sun
Gas essential for breathing
Substance with pH above 7