单词	intercom
释义	intercom /ˈɪntəkɒm / noun An electrical device allowing one-way or two-way communication: the pilot’s voice comes over the intercom a special intercom linking the theatre with the pathology lab... Some systems allow you to use another handset as the intercom instead of the base station. It helps to have more than one communication system like intercoms, telephones and radios, according to Layne. Could it be time to install two-way intercoms in all carriages, so that we can offer a cheery hello to the driver whenever we set foot on a train? Origin Second World War: abbreviation of intercommunication.
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