Piezoquartz
压电晶体, 压电石英
🏥 医学释义
压电石英，压电晶体
🗣️ 情景例句
I type about 40 words per minute.
一分钟我能打40个字。
She fears Tom will drop out of school.
她担心汤姆会休学。
She looked everywhere for him but could not find him.
四处寻找，但没有找着。