Americans are buying more products and services than ever before through the Internet.And experts say the popularity of online sales is likely to spread to other countries.Online sales now represent as much as one-tenth of all retail sales in the United States.美国人通过互联网购买的产品和服务超过了任何以往时候.专家表示,网上销售的普及有可能蔓延到其它国家.目前,网上销售占到了美国零售总额的十分之一.
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