Osteophone
助听器, 骨导耳机
🔁 扩展释义
【医】 助听器
🗣️ 情景例句
Concerned about whom?
为谁担心
John's parents will rejoice at his safe return.
约翰的双亲会因他的安然归来而惊喜万分。
Good, we've been looking for them.
好啊 ，我们一直等着看呢。