Keyways
(keyway 的复数) n. 扁形钥孔, 键沟\\n[化] 键槽
🗣️ 情景例句
What's wrong, Susan?
怎么啦， Susan？
Water dropping day by day wears the hardest rock away.
水滴天天滴不停，石头最坚也磨损。
Well, Mrs Brown, maybe he has caught a bit of a cold.
嗯，布朗太太，也许他只是有点儿感冒。