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20世纪90年代以来,计算机技术的发展一日千里,因特网的大潮席卷全球,网络贸易、电子商务逐步兴起,个人电脑日益普及,新兴
Since the 90s of the 20th century, the development of computer technology has been flourishing. The tide of the Internet has swept the world. Network trade, the gradual rise of e-commerce, the ever-increasing popularity of personal computers,