通用产品代码符号，亦称“条形码”，印在出售的商品上，其中含有计算机能识别的信息。
The Universal Product Code symbol, also known as the 'bar code', is printed on products for sale and contains information that a computer can read.
店主会在出售的商品上刻上石头、粘土或木头的符号。
Shopkeepers would carve into stone, clay, or wood symbols for the products they had for sale.
行业分析家们相信尽管有竞争，但芭比将任然是一种最畅销商品和长盛不衰的符号。
Industry analysts believe Barbie will remain a bestselling and lasting icon regardless of competition.
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