개인의 집이나 건물 입구에 설치되어 우편물을 받는 상자
A private box where mail is delivered to a home or business.
예문:
"The red flag on the mailbox indicates there is outgoing mail."
"Please put the newspaper in the mailbox."
우체국에서 우편물을 수거하기 위해 길거리에 설치한 공용 상자
A public container where mail is deposited for collection by the post office.
예문:
"I dropped the postcard into the mailbox on my way to work."
"The city installed a new mailbox near the library."
이메일 계정에서 수신된 메시지들이 저장되는 가상의 공간
A digital storage area where a user's email messages are kept.
예문:
"You should clear your mailbox to make room for new emails."
"The notification said I have three unread messages in my mailbox."