可点击珠子并实时显示数值的互动虚拟算盘
当前数值
0
这款互动虚拟算盘采用日式珠算盘设计——上档两颗珠（每颗代表 5），下档五颗珠（每颗代表 1）。点击任意珠子，使其向分隔条滑动或远离。当前数值实时更新。
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