| 摘要 |
There is disclosed a ring binder (100) including a ring binder mechanism (106) secured to a cover, wherein the ring binder mechanism (106) includes a pair of pivoting plates to which half-rings (112) are mounted, and the pivoting plates are movable between a first configuration in which the half-rings (112) are open, and a second configuration in which the half-rings (112) are closed, and the ring binder (100) includes a holder (114, 202) for releasably engaging with a compact disk (210). |
