Phonostethograph
听诊录音机
🗣️ 情景例句
Well, we could reschedule the operation, Mrs. Herrera,
这样吧，我们可以重新安排手术，Herrera太太。
The television set is out of order.
这电视机出毛病了。
For our purposes, we are concerned only with one kind of cost----
就我们的目的而言，我们只关心一种费用-