Microsound/(微声) -> Micro-level Structure/(微观结构层) -> Structure, Musical [Str]/(音乐与结构)

Microsound/(微声) -> Micro-level Structure/(微观结构层) -> #[Tier 2] Practical Aspects for Composers/([第二]实践层为曲作者) -> Users Group/(用户群)

Microsound/(微声) -> #3of3 Advanced/(深入) -> Discovering Music All Around Us/(音乐就在我们身边) -> Learn/(学习)