translation.en: I had one business plan where I was trying to learn more about Witten's cosmic dimension strings to try to understand what the phenomenon was going on in this proposed nanomaterial.
translation.zh: 在我的一个商业计划中，我试图了解更多关于 Witten的宇宙弦维理论，从而更好的理解 这些纳米材料内部究竟发生的是什么现象。