third-class mail
英语- 标准发音：third-class mail
- 英式发音：
- 美式发音：
翻译
中文三等邮件
third-class mail - 基本释义[词典1]
- 三类邮件
third-class mail - 英英词典
- NOUN[名词]
mail consisting of printed matter qualifying for reduced postal rates
符合降低邮资的印刷品组成的邮件
mail consisting of printed matter qualifying for reduced postal rates
符合降低邮资的印刷品组成的邮件