Lithophone
[医] 听石探杆
🏥 医学释义
听石探杆，诊石听音器
🗣️ 情景例句
Where do you work?
你在哪儿工作？
Work today, for you know not how much you may be hindered tomorrow.
今天有事今天做，明天可能事受阻。
That's too expensive for us.
这对我们来说是太贵了。