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
The most important thing is for you to decide your own future.
最重要的是你要自己决定自己的未来。
My friend phoned me at 10 a.m. Yesterday.
我的朋友昨天上午10点打电话给我。
The man smiled pleasantly.He did not understand English! He spoke German.He was a tourist.
这人友好地笑了笑。他不懂英语！他讲德语。他是个旅游者。