window amplifier

例句：

1. 1.The window amplifier is designed to improve the sound quality of audio signals.
   窗口放大器旨在提高音频信号的音质。
2. 2. The engineer used the window amplifier to boost the volume of the recording.
   工程师使用窗口放大器来提升录音的音量。
3. 3. The window amplifier was installed in the recording studio to enhance the sound effects.
   在录音棚内安装了窗口放大器，以增强音效。