邮票的图案题材广泛,内容丰富,是了解一个国家政治、经济、军事和文化等方面的窗口,因此邮票被誉为“国家名片”。你知道吗,在世界战争史上,邮票也扮演过特殊的角色,在这些“国家名片”的背后,充满着战争的硝烟。 Stamps subject matter extensive, rich in content, is to understand a country’s political, economic, military and cultural aspects of the window, so stamps known as “national card ”. Did you know that in the history of world war, stamps also play a special role, behind these “national cards”, full of war smoke.