“®ŽŒƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
open (transitive) =
1.
i‚µ‚Ⴕ‚ñ‚ðj‚Æ‚é
2.
‚‚à‚é
3.
‚Æ‚Ü‚é
4.
‚ ‚¯‚é
ƒŒƒxƒ‹4.
•ÏX
SDAL“‡‰pŒêŠwZ