laugh track

基本解释

What's more, those on the laugh track reported milder colds.
更有甚者，那些爱笑的人说他们即使感冒也要轻得多。
The 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。
I asked the mother how she kept track of their lively daughter. "I tie little bells on her shoes, " she said with a laugh.
我问这位母亲怎样跟踪她那活泼可爱的女儿，她笑着回答：“我在她的鞋子上系上了小铃。”
worklish.com

I tried to negotiate a laugh track so that if the jokes don't work we can superimpose some laughter.
罐头笑声,《老友记》等喜剧类美剧中常用的笑声录音
耶鲁公开课 - 基础物理课程节选
The 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。
耶鲁公开课 - 心理学导论课程节选
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。
耶鲁公开课 - 心理学导论课程节选

That requires a sound strategic test, against a consumer-centric reality, and not just a laugh track.
FORBES: Brand Time-Out