“凹凸”是以后疫情时代大环境为基础，实物化的表达，展现乐观主义中心思想，呼吁人们活在当下，以积极乐观的心态面对生活，用于克服生活中所带来的困难和坎坷，从而引发师生共鸣，达到设计目的。用“凹凸”一词去表达在对抗疫情这条路上的坎坷，坦然去面对这段历程，要怀有一个强大的内心去面对眼前的困难。正视自己，以积极乐观的态度去生活，活在当下。

Concave and convex is based on the general environment of the epidemic era in the future. It is a physical expression that shows the central idea of optimism. It appeals to people to live in the present and face life with a positive and optimistic attitude. It is used to overcome the difficulties and frustrations brought about by life, so as to trigger resonance between teachers and students and achieve the design purpose. Use the term 'concavity and convexity' to express the ups and downs on the road to combating the epidemic, face this journey calmly, and have a strong heart to face the difficulties in front of you. Face oneself squarely, live with a positive and optimistic attitude, and live in the present

本文是笔者大学四年学习过程的一个总结，是对所学专业的理解与延伸，目的在于将自身大学四年所学进行总结归纳，并将所学知识与公共艺术相结合,并作出自身对其的理解与感悟。将后疫情时代下对公共艺术的所感所想进行总结归纳并将其注入落地作品中，从而达到设计目的与立意。以实物展现的表达方式，以后疫情时代大环境为切入点，借此表达后疫情时代下对当代公共艺术的理解与感悟。

This paper is a summary of the author's four years of college learning, and an understanding and extension of what he has learned. The purpose of this paper is to summarize what he has learned in the four years of college, combine the knowledge he has learned with public art, and make his own understanding and perception of it. The feelings and thoughts of public art in the post-epidemic era are summarized and injected into the landing works, so as to achieve the design purpose and intention. In the form of real objects, the general environment of the post-epidemic era is taken as the entry point to express the understanding and perception of contemporary public art in the post-epidemic era.

这段时间的毕业设计，也是大学四年间对自己的一个检测，我也学到了很多，对自己的能力有了不小的提升，增强了与他人的团队合作能力，提高了自己的交流能力等等，同时我也发现了发现了自己的一些不足之处，让自己提前发现自己的问题并及时做以改正。

The graduation design during this period is also a test for myself during my four years in college. I have also learned a lot, improved my ability, enhanced my teamwork ability with others, improved my communication ability, etc. At the same time, I also found some shortcomings of myself, so that I could find my own problems in advance and correct them in time.