纸艺定格科普短片Papercraft stop-motion explainer

用手工纸艺定格动画讲一个知识点。关键在把抽象概念换成能用纸做出来的具体隐喻——讲不清隐喻，模型就会退化成普通插画动画，纸的质感全丢。

Papercraft stop-motion explainer: layered cut paper, visible fibre, and a concept turned into something you can actually fold.