door knockers 门环
brass knockers 黄铜门环
metal knockers 金属敲门器
1. The brass knockers on the door were shining.
门上的黄铜门环闪闪发光。
2. He cleaned the antique knockers carefully.
他仔细地擦拭了那些古董门环。
A: Do you like these iron knockers?
A：你喜欢这些铁制的门环吗？
B: Yes, they look very classic.
B：是的，它们看起来非常经典。
1) 门环
2) 敲门装置
1. 门环
e.g. The knockers were quite loud.
敲门声很大。
noun
1. Devices used for striking a door to make a sound.