Phonostethograph
听诊录音机
🗣️ 情景例句
Open it, please.
请打开看看。
The laundry is not dry enough.
衣服还没干。
Farm labourers said that they always woke up to find that work had been done overnight.
雇工们说，常常一早起来发现有人在夜里把活干了，