door knocker

US /ˈdɔːrˌnɑːk.ər/
UK /ˈdɔːrˌnɑːk.ər/
"door knocker" picture
1.

門環, 門扣

a device, typically metal, attached to a door and used for knocking on it to announce one's presence

:
She heard a loud bang on the door, but it was just the wind rattling the old door knocker.
她聽到門上砰的一聲巨響,但那只是風吹動舊門環的聲音。
The antique door knocker was shaped like a lion's head.
那個古董門環是獅子頭的形狀。