| 释义 | doorknockerThesaurus
 | Noun | 1. | doorknocker - a device (usually metal and ornamental) attached by a hinge to a doorrapper, knockerdevice - an instrumentality invented for a particular purpose; "the device is small enough to wear on your wrist"; "a device intended to conserve water"front door, front entrance - exterior door (at the entrance) at the front of a building | 
 doorknocker
 Synonyms for doorknockernoun a device (usually metal and ornamental) attached by a hinge to a doorSynonymsRelated Wordsdevicefront doorfront entrance
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