Translation guide
A lightweight airmail letter sheet that folds into its own envelope, used for international correspondence.
The learner wants to refer to the physical aerogramme sheet itself.
The standard Japanese term for an aerogramme. Used in postal contexts.
航空書簡を送りました。
I sent an aerogramme.
Loanword from English, understood but less common than 航空書簡.
Aerogrammes are light and convenient.