1. Tsinghua-Berkeley Shenzhen Institute, Shenzhen International Graduate School, Tsinghua University, Shenzhen 518055, China
2. School of Art and Design, Shanghai University of Engineering Science, Shanghai 201620, China
3. Institute of Biopharmaceutical and Health Engineering, Shenzhen International Graduate School, Tsinghua University, Shenzhen 518055, China
4. Department of Civil and Environmental Engineering, University of California, Berkeley, California 94720, United States