byplay
noun [ U or S ] uk/ˈbaɪ.pleɪ/ us/ˈbaɪ.pleɪ/
（尤指戏剧中的）穿插戏，穿插动作
things that happen while something else more important is happening
The joy of the film lay in its rich comic byplay. 这部电影的乐趣在于其中丰富的喜剧小插曲。
There has been an interesting byplay in this election between foreign and domestic audiences. 在这次选举中，国内外观众之间出现了一个有趣的小插曲。