“®ŽŒƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
do (work) =
1.
‚Í‚¶‚ß‚é
2.
‚‚‚é
3.
i‚µ‚²‚Æ‚ðj‚â‚é
4.
o‚©‚¯‚é
‚Å‚©‚¯‚é
ƒŒƒxƒ‹4.
•ÏX
SDAL“‡‰pŒêŠwZ