用纸笔写信的日子已经慢慢淡出人们的生活,取而代之的是键盘上的轻轻敲击,手机上的窃窃私语。然而,我们总也忘不了人类邮政史上的第一枚邮票,是它的诞生架起了人们情感交流的桥梁。就让我们一起追溯一下它的历史吧! The days of writing with a pen and paper have slowly faded out of people’s lives. Instead, they are tapping on the keyboard and whispering on mobile phones. However, we can never forget the first stamp in the history of human mail. It is the birth of a bridge that bridges people’s emotional communication. Let us trace back the history of it!