[Melany] This booming dune problem is something that people have thought about for centuries.

- [梅兰尼]这个蓬勃发展的沙丘问题是人们几个世纪以来一直在思考的问题。

[Melany] How can a sand dune generate a musical tone? How can nature give us something that sounds like a cello?

- [Melany] 沙丘如何产生乐音？大自然怎么能给我们一些听起来像大提琴的东西？