“®ŽŒƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
understand =
1.
‚È‚ç‚ׂé
2.
‚‚©‚ê‚é
3.
‚í‚©‚é
4.
•Â‚Ü‚é
‚µ‚ß‚é
ƒŒƒxƒ‹4.
•ÏX
SDAL“‡‰pŒêŠwZ