Microphonograph
[医] 微音扩扬器(聋者学话用)
🗣️ 情景例句
When he came to the States five years ago, he had only forty dollars in his pocket.
五年前他来美国时，口袋里只有40美元。
What does the test marketing show?
试销说明了什么？
Ours is a fairly new country, so our cities and towns are modern.
我们的国家是个很新的国家，所以我们的城镇很现代化。