| 摘要 |
Cap comprising a base surface having a dispensing opening, closure means enabling the dispensing opening to be closed or opened, retaining means for holding the cap in position relative to a bottle, and a skirt which is to be inserted tightly in the filling opening of the bottle. The skirt also has a substantially cylindrical outer surface extending continuously around the entire skirt. The retaining means comprise a resiliently deformable peripheral protuberance which is arranged in the vicinity of the free end of the skirt.
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