介绍:
(4640期)15年前人们怎么沟通 How did people communicate with each other 15 years ago
那年代流行打电话和写信 The phone calls and letters could be the most popular ways during that period of time
人们经常写信 they would certainly go with writing letters and they did it very often in life
没有互联网 Without the internet at that time
人们承担不起it couldn't be affordable for most of us
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