intercom
intercom — noun
1. a small electronic box with a built-in microphone and speaker, used to talk to p
a small electronic box with a built-in microphone and speaker, used to talk to people in another room, building, or vehicle without going there
The apartment building has an intercom system so visitors can call from the front gate.
noun modifier: intercom system
Leila spoke into the intercom and asked the delivery driver to leave the package downstairs.
preposition pattern: spoke into the intercom
When the nurse did not answer, Theo called for help on the intercom.
A crackling voice came through the intercom announcing that the meeting was about to begin.
- entry phone
a specific type of intercom only at a building entrance; more common in British English
- speakerphone
a phone feature that works like an intercom but is part of a telephone system
- two-way radio
portable and used over longer distances; not fixed like an intercom
文法句型
the intercom
intercom + noun (intercom system)
用法筆記
An intercom is a fixed device, not a mobile one. It is commonly found at building entrances, in offices, hospitals, and on aircraft. People 'speak into' or 'buzz someone in through' an intercom.