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美国杂货消费放缓，购物者减少购买量
U.S. grocery slowdown deepens as shoppers buy fewer items, raising pressure on food companies
New data show the U.S. grocery slowdown is deepening as shoppers buy fewer items, forcing grocers and brands to compete harder on price and value.
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看懂新闻只是起点——沿量化金融路径，把它变成能交付的工程能力