conductor propagation of bubble

例句：

1. 1. Theconductor led the orchestra through a beautiful piece of music.
   指挥家带领管弦乐队演奏了一首优美的乐曲。
2. 2. The conductor was responsible for ensuring the smooth flow of the performance.
   指挥家负责确保演出顺利进行。
3. 3.The conductor's gestures were crucial in guiding the audience's attention.
   指挥家的手势对引导观众注意力至关重要。