Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
know =
1.
’m
2.
l
3.
‘–
4.
×
ƒŒƒxƒ‹2.
•ÏX
SDAL“‡‰pŒêŠwZ