Transducers
[医]换能器
🗣️ 情景例句
Don't worry, be happy.
别担心，开心点。
Here are you Chinese Yuan for $ 1000. And your passport and exchange memo.
这是您1000美元所换的人民币。给您护照和兑换清单。
Meimei, who's that boy?
美美，那个男孩是谁？