名词
中文翻译：邮政路线
同义词：
['postal route', 'mail route']
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到全国各地的每一个角落。
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2. The new postal system will make it easier for people to send and receive letters.
新的邮政系统将使人们更容易发送和接收信件。
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3. The postal workers are essential in maintaining the smooth functioning of the national postalsystem.
邮政工作人员在维护国家邮政系统的顺畅运行中发挥着至关重要的作用。