笑声声带

laugh tracks───笑声声带

laughter track───笑声轨迹

ladder track───梯子轨道

cart track───（路面不平的）小路，小径

dog track───狗道

fast track───快速立法；快速通道

fasts track───快速立法；快速通道

laugh at───嘲笑；因…而发笑

laugh away───用笑驱除恐惧等；付之一笑；谈笑中消磨时间

They then synchronized the MRI data with the laugh track to see how the brain changes when it's registering something funny.───然后研究远让磁共振数据与笑的轨迹同步，观察当有趣的事情发生时大脑的变化。

laugh track makes things a lot funnier because people laugh a lot more when they're in groups.───笑声音轨让影视内容更好笑,因为如果有一大群人在笑，人们会更容易笑。

One of the great discoveries in television and movies was the invention of the laugh track.───电视界和电影界一个很有趣的发现就是，发明了笑声音轨。

Right then, it was as if the laugh track in my mind was cued, except no one was there to watch.───就在那时，我的嘲笑细胞好像又复活了，只是这时可没人在一旁观看。

You expect sitcom-sized problems that wrap up in 22 minutes, three commercial breaks and a laugh track.───人们期望情景喜剧一般可以在22分中结束，3个广告中断和一个笑声背景。