Dollinger's ring
[医] 窦林格氏环(后弹性层环)
🧩 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 does he say?
他说了些什么？
I was in the hospital for several weeks.
我在医院里住了几个星期了。
Good morning. Sit down, please.
早上好，请坐。