Door-knocker
兽环
📖 牛津释义
door-knocker
n = knocker.
🧩 词语组成解析
door
[dɔr]
n. 门，户;出入口;一家[户];通道;
knocker
[['nɔkə]]
n. 敲击者(或物), 敲门者, 门环\\n[电] 开锤
🗣️ 情景例句
I'd like to meet your daughter someday.
我希望有一天能见到你女儿。
How often did I tell you not to slam the door?
我告诉你多少次不要砰然关门?
easily obtainable from the lunar rocks in the form of liquid oxygen.
从月球上的岩石中很容易提炼出液态氧，