Œ`—eŽŒƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
inexpensive =
1.
ãŽè
‚¶‚傤‚¸
2.
—Ç‚¢
‚¢‚¢i‚æ‚¢j
3.
—Á‚µ‚¢
‚·‚¸‚µ‚¢
4.
ˆÀ‚¢
‚â‚·‚¢
ƒŒƒxƒ‹4.
•ÏX
SDAL“‡‰pŒêŠwZ