Œ`—eŽŒƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
convenient =
1.
•Ö—˜
‚ׂñ‚è
2.
Œy‚¢
‚©‚é‚¢
3.
ׂ¢
‚Ù‚»‚¢
4.
Œ™‚¢
‚«‚ç‚¢
ƒŒƒxƒ‹4.
•ÏX
SDAL“‡‰pŒêŠwZ