translation.en: We start with a human interface, and then we have to think about how feces are collected and stored, transported, treated and reused — and not just disposal but reuse.
translation.zh: 我们从人性化界面开始， 然后我们必须思考粪便 如何被收集和储存、 运输、处理和再利用—— 不仅要处理，还要再利用。