“®ŽŒƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
do (work) =
1.
i‚µ‚²‚Æ‚ðj‚â‚é
2.
“ü‚é
‚Í‚¢‚é
3.
‚Ê‚®
4.
‚¤‚é
ƒŒƒxƒ‹4.
•ÏX
SDAL“‡‰pŒêŠwZ