Electrostethograph
[医] 电心音描记器
🗣️ 情景例句
I have a complaint for you.
我有点不满意的事要跟你谈谈。
There is nothing worse than apathy.
哀莫大于心死。
The workmen told him to do as he pleased and the policeman telephoned for help.
工人说，悉听尊便。警察去打电话叫人。