Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
electricity =
1.
”n
2.
–ì
3.
“d
4.
‰È
ƒŒƒxƒ‹2.
•ÏX
SDAL“‡‰pŒêŠwZ