airmailKK [ˈɛˌrmel] ｜ /ˈɛˌrmeɪl/
GEPT 中級
C2noun
a method of sending mail using aircraft as a means of transportation
Sarah decided to send a handwritten letter to her pen pal overseas, so she opted for airmail to ensure the letter would arrive quickly and safely.
航空郵遞；空郵服務
C2noun
the letters and packages that are transported by aircraft
I sent a birthday card to my friend overseas through airmail, so it would arrive faster.
空郵郵件
C2verb
to send or transport something by airmail
I need to airmail this important document to my colleague in another country.