Entryphone
词形变化
Entryphones
释义与例句
n.
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1.
An intercom system fitted at the entrance to a building, especially a block of flats, by which visitors can identify themselves to specific occupants before being admitted to the building.
词汇关系
上位词 1
相关短语
词源
Entry + phone. A trademark, held by The Entryphone Company Limited.
来源：wiktionary