Osteophone
助听器, 骨导耳机
🔁 扩展释义
【医】 助听器
🗣️ 情景例句
Have you ever owned an animal?
你曾养过动物吗？
Keep your eyes wide open before marriage, and half shut afterwards.
婚前张开眼，婚后半闭月。
Come straight along here, please.
请直接沿这里走过来。