Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
convenience =
1. Š®
2. ˆÍ
3. •Ö
4. ‘¤

ƒŒƒxƒ‹4. •ÏX
SDAL“‡‰pŒêŠwZ