incidental activity performed by an actor for dramatic effect;
"his business with the cane was hilarious"
例句
用作名词(n.)
After some typically funny byplay and a couple of false starts, the performer gets serious and tries a proper test.在某一典型滑稽的附属行为和两三个错误开端以后，执行者得到严肃并且尝试一个适当的测试。
