单词metered mail
na.: 收费邮件网络: 免贴邮票邮件;大宗邮票;信件
收费邮件〔以现金代邮票的邮件,收费数目用戳子盖在信封上〕
Learning vocabulary to do with the postal service: sending a parcel, express delivery, registered mail, metered mail, stamp collecting.
学习与邮政业务相关的词汇,如发送邮包、特快专递、挂号邮件、邮资总付邮件、集邮等。