汉字“卡”使用五笔的拆解输入顺序：
所需材料：五笔输入法。
一、“卡”字的第一个字根是上半部分的“上”，上的字根位于H键。
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二、“卡”字的第二个字根是下半部分的“卜”，卜字根同样也位于H键。
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三、由于“卡”字只有两个字根，且不是简码字，所以需要补充末笔识别码，卡字最后一笔为卜字的“点”，属于上下型，所以需要输入捺区的第二个识别码U，“卡”字整体输入顺序为HHU。
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