Ring ulcer
[医] 环形角膜溃疡
🧩 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;
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
Lacks knowledge or experience.
知识匮乏或经验不足。
No such thing.
没这回事！
And then I watched all the glasses that were on the table fall off onto the floor.
接着我看到桌上所有的玻璃杯都掉到了地板上。