片语
International Airmail国际航空邮件
subsequent airmail单据的正本须用挂号航邮寄送
Airmail Label航空签条
airmail fee航空邮件费
airmail letter航空信
airmail paper航空信纸
Airmail StampAn airmail stamp is a postage stamp intended to pay either an airmail fee that is charged in addition to the surface rate, or the full airmail rate, for a piece of mail to be transported by air.
airmail pilotpiston航邮飞机飞行员
domestic airmail[邮]
outback airmail老鼠兄弟空投邮包
registered airmail航空挂号信;挂号空邮