оболонка, обгортка, конверт

Приклади використання слова «envelope»:

Eagerly, she ripped open the envelope and read the message.
In his fast-clenched hand was found an envelope addressed to Mr.
Tarzan took the envelope and tore it open.
The writingon the envelope is less plain, a little shaky, obviously imitated.
Sanders took the soiled envelope from the man’s hand.