1. 隔音板在擴音器中防止聲波相互干擾的隔離裝置
   A partition that prevents interference between sound waves in a loudspeaker.
2. 擴音器，麥克風(fēng)，話筒將聲波轉(zhuǎn)變成電流的工具，通常接至擴音器，錄音機或廣播發(fā)射機上
   An instrument that converts sound waves into an electric current, usually fed into an amplifier, a recorder, or a broadcast transmitter.
3. 角狀擴音器一種用來產(chǎn)生聲波的裝置，如揚聲器
   A device for projecting sound waves, as in a loudspeaker.
4. 聲波是根據(jù)其振幅來測量的。
   Sound waves are measured by their amplitude.

聲的英語翻譯：

波的英語翻譯：