笔帽,指为了保护铅笔尖或水性笔、油性笔中的墨汁蒸发保护装置,并且有装饰作用。由于笔帽的设计还有便于携带的用处。笔帽俗称:笔盖。又称:笔套。Pencapreferstoaprotectivedeviceforprotectingpenciltipsorinkevaporationinwater-basedoroil-basedpens,andhasdecorativefunctions.Becausethedes...
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