名词
中文翻译：邮票
同义词：
['stamp', 'postage stamp', 'postmark例句：1. The stamp collectors are always looking for rare stamps to add to their collection.（集邮者总是在寻找稀有的邮票来添加到他们的收藏中。）2. He carefully placed the stamp on the envelope before sealing it with a stamp.（他小心翼翼地把邮票放在信封上，然后用邮票封好它。）']
例句：
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1. The stamp collectors are always looking for rare stamps to add to their collection.
集邮者总是在寻找稀有的邮票来添加到他们的收藏中。
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2. He carefully placed the stamp on the envelope before sealing it with a stamp.
他小心翼翼地把邮票放在信封上，然后用邮票封好它。
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3. The stamp was designed to make it easier for people to send letters and packages without having to pay postage fees.
这种邮票的设计是为了让人们更容易地寄送信件和包裹，而不必支付邮资费用。