求翻译：你知道邮票的发行源自于一段凄美的爱情故事吗？一天，tom在乡间散步，看到一位邮递员正把一封信交给一个年轻的姑娘。那姑娘只看了一下信封就把信塞回给邮递员，不肯收下。tom走到跟前问他为何不收信，姑娘凄然地告诉他这是她未婚夫的来信，因邮资昂贵他付不出这笔钱，只好原信退回。这一偶然的事件使tom下定决心改革邮政制度，于是他向英国政府建议：今后凡是寄信，须由寄信人购买邮票，贴在信封上作为邮资已付的凭证。1840年，英国政府采纳了他的建议，实施了新邮政法，并发行了世界上第一枚正式邮票。是什么意思？

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Did you know that derived from the sale of postage stamps for a beautiful love story? One day, Tom walking in the countryside, we saw a post is a letter was submitted to a young girl. The girl just looked at the envelope on the back to the post the letter to the next. Tom went up to ask why he did n

You know the postage stamp the release source from in a section of chilly beautiful love

Do you know that stamp issue stems from a poignant love story? One day, Tom walks in the country, saw a postman gave a letter to a young girl. The girl looked at the envelope, and then back to the postman's letter and refused to accept. Tom went to ask him why does not the delivery girl blindly told