Braun's ring
[医] 布朗氏环, 班都氏环(子宫收缩环)
🧩 词语组成解析
ring
[riŋ]
n. 戒指，指环;铃声，钟声;环形物;拳击场;
vt. 形成环状;环绕;使（例如铃）响;打电话给;
vi. 按铃，敲钟;回响;成环形;
🗣️ 情景例句
What do you often do in your spare time?
你在业余时间都干些啥？
When guns speak it is too late to argue.
待到炮声响，辩论已莫及。
But which language is the most widely spoken in the world?
但是世界上哪种语言运用最广泛？