Phonostethograph
听诊录音机
🗣️ 情景例句
Don't worry. You'll get used to it in no time.
别担心，你会很快习惯的。
In life, as in chess, forethought wins.
人生如下棋，多谋得胜利。
Built in 1885, it was the oldest car taking part.
该车造于1885年，是参赛车中最老的一辆。