Piezoresonator
压电晶体谐振器; 压电谐振器
🗣️ 情景例句
Eat your vegetables, they're good for your health.
多吃蔬菜，这对你的健康有好处。
We tried in vain to make him change his mind.
我们试图使他改变他的主意，但白费力气。
Help yourself.
别客气。