Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
minute; understand =
1.
•ª
2.
‹
3.
”ƒ
4.
‰È
ƒŒƒxƒ‹2.
•ÏX
SDAL“‡‰pŒêŠwZ