Piezocoupler
压电耦合器
🗣️ 情景例句
Oh, how do you do, Xiao Fu. This is Mary.
哦，你好，小付。我是Mary。
One cannot always be a hero, but one can always be a man.
人难一世称雄，但可一生为人。
Let me see. Oh dear! Yes, it is broken.
让我看看，天哪！是坏了。