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邮戳是邮政部门加盖在邮件或邮政业务单上的各种戳记的总称。邮戳是研究邮政史的重要资料,是集邮爱好者需要收集的重要集邮品之一。由于龙受到人们特别的敬重和喜爱,因此全国以“龙”命
Postmark is a general term for various stamps stamped on the mail or postal business by the postal service. Postmark is an important piece of information on postal history and one of the important philatelic products that collectors need to collect. Since the dragon has been particularly respected and loved by the people, the whole country has been called the “dragon”