Œ`—eŽŒƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
convenient =
1.
•Ö—˜
‚ׂñ‚è
2.
‰“‚¢
‚Æ‚¨‚¢
3.
“‚¢
‚Þ‚¸‚©‚µ‚¢
4.
Œy‚¢
‚©‚é‚¢
ƒŒƒxƒ‹4.
•ÏX
SDAL“‡‰pŒêŠwZ