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15或20年前,很少有消费者认为手机实用,或能够支付得起,更不要说认为它是必要的了。那时,手机是庞大笨重的设备,而且话费极其昂贵。
Few or 15 years ago, few consumers thought the phone was functional or affordable, let alone that it was necessary. At that time, the phone was a bulky and bulky device, and calling costs were extremely expensive.