Piezoelectrics
压电体
🗣️ 情景例句
Littering is a serious offense in some countries.
乱扔垃圾在某些国家是严重的违法。
As the wind blows, you must set your sail.
趁风启帆。
Do all men kill the things they do not love?
难道所有的人都要铲除他们所不爱的东西吗？