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U·ni·ver·sal Product Code AHD[yo͞o”nə-vûrʹsəl] D.J.[ˌjuːnəˈvɜːsəl]K.K.[ˌjunəˈvɝsəl]n.（名词）abbr. UPC【缩写】- A series of vertical bars of varying widths printed on consumer product packages and used especially for computerized inventory control. Also called bar code 通用产品代码：一系列宽度不同的垂直线，印在消费品包装上，专门用作计算机化的商品目录控制 也作 bar code
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