And it allows us to test different versions of the story regarding the basal ganglia's involvement in stuttering by basically impairing different parts of the circuit and observing what happens in terms of speech output and also brain activity.

通过破坏电路的不同部分， 观察在语言输出和大脑活动方面发生了什么，允许我们测试关于基底神经节与口吃有关的不同版本的故事。