background sound的用法和樣例：
例句
- Record your own voiceover or insert audio file as background music.
錄製自己的配音或插入音頻文件作為背景音樂。 - Because the equipment for adding sound to films had not yet been developed.
給電影配音的設備還沒有研製出來。 - The aim is quite literally to stuff oneself and enjoy light-hearted banter with staff and fellow customers while the TV blares in the background.
在這裡，食客們一邊吃，一邊在電視的背景聲中與店員和其他食客一起輕鬆地開著玩笑。
