Phonostethograph
听诊录音机
🗣️ 情景例句
Haven't we met someplace before?
我们以前没见过面吗？
You're likely to see a cheerful message or two hanging on the wall.
很有可能会看到一两条挂在墙上的格言。
Can you have a look at this?
你能看看这个吗？