Electrostethograph
[医] 电心音描记器
🗣️ 情景例句
I'm looking for nail polish remover.
我想买点洗指甲油水。
Does this bus go to the train station?
这辆公共汽车去火车站吗？
Do you want beef or lamb?
您要牛肉还是要羔羊肉？