航空邮件：airmail, aerial mail

航空信：airmail letter, air letter

航空快件：airmail express

航空邮政飞机：airmail aircraft

航空邮袋：airmail bag

航空信箱：airmail box

航空邮戳：airmail stamp

航空邮票：airmail stamp

邮资戳：charge stamp

日期戳：date stamp

信箱，邮筒：letter box

邮戳：post office stamp

航空邮件签条：airmail label

包裹单：parcel from

汇款单：post office order

挂号单：registration form

挂号邮件签条：registered mail label

国内邮件：domestic mail

国外邮件：foreign mail

国际邮件：international mail

本埠邮件：local mail

快件，快信：express mail, express letter

平邮，平信：ordinary mail, ordinary post, ordinary letter

明信片：postal card

航空包裹：are parcel