Electret transducer
[电] 驻极体换能器
🧩 词语组成解析
n. [电]驻极体, 电介体
transducer
[trænz'dju:sə]
n. 传感器，变频器，变换器;
🗣️ 情景例句
She sure got here quickly.
她来得真快。
Better are small fish than an empty dish.
有胜于无。
It is all too easy to blame the railway authorities when something does go wrong.
因此，一旦铁路上真出了问题，人们便不加思索地责备铁路当局。