名词
中文翻译：邮封
同义词：
['postal seal', 'postal envelope例句：1. The postal service is responsible for delivering mail to every corner of the country.（邮政服务负责将邮件送达全国各地。）2. The postal inspector carefully examined each postal envelope before stamping it.（邮政检查员在贴邮票前仔细检查了每个邮封。）']
例句：
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1. The postal service is responsible for delivering mail to every corner of the country.
邮政服务负责将邮件送达全国各地。
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2. The postal inspector carefully examined each postal envelope before stamping it.
邮政检查员在贴邮票前仔细检查了每个邮封。
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3. The postal worker was instructed to replace the damaged postal envelope with a new one.
邮政工人被指示用新的邮封替换损坏的邮封。