laugh track

例句：

1. 1. The director had a laugh track for the scene.
   导演为这个场景安排了一个笑料。
2. 2. The actor's performance was full of laugh tracks.
   演员的表演充满了笑料。
3. 3. The movie has a lot of laugh tracks to keep the audience entertained.
   这部电影有很多笑料来娱乐观众。