1. How to adjust the most heartshaking drum sound?
最震撼人心的鼓音是如何调节的？
2. As we look back on the past great musical movement in the mathematical history, we can score uninterruptedly advancing courage, intelligence and power from the heartshaking melody.
回顾数学史上这伟大的乐章，能够从这震撼人心的旋律中获得不断前进的勇气、智慧和力量。