Now what we did was we brought a musician into the scanner -- same way -- had them memorize this melody and then had another musician out in the control room trading back and forth interactively.
我们用同样的办法把一个音乐人安排到扫描仪中， 让他记住这段旋律 然后让另一个演奏者在控制室 跟他前后交互演奏。