白板笔通常不能拆开来灌墨水，因为它们的墨水通常是在制造过程中密封充填的，不可拆卸。如果你的白板笔用完了墨水，最好购买相应品牌或型号的墨水替换芯，然后根据生产商的说明替换墨水。拆开白板笔可能会损坏笔尖或笔身，因此不建议这样做。

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