Lithophone
[医] 听石探杆
🏥 医学释义
听石探杆，诊石听音器
🗣️ 情景例句
I can't wait till he's just a little older.
我迫不及待地希望他长大些。
Goodbye, it was nice meeting you.
再见，很荣幸认识你。
Where are the balls?
球在哪里？