舞台上，献技者正在为演出做好调试乐器和设备的准备。

On the stage the performers are shuffling their music and tuning their instruments as they prepare for the performance.

youdao

舞台上，献技者正在为演出做好调试乐器和设备的准备。

On the stage the performers are shuffling their music and tuning their instruments as they prepare for the performance.

youdao