“postal pillar box”的概念、定义、翻译、参考文献-科学参考

单词	postal pillar box
释义	postal pillar box Encyclopedia 工学邮政设施释 postal pillar box邮筒邮政企业供用户投寄平常信件的专用设施。设在邮局营业厅外及公共场所，供公众投寄平常信函和明信片用，外形通常呈筒状。又称信筒。
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科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。