20610 손민규 by 2-6손민규 https://padlet.com/2023206102/a7gg7oq3n7dpe4cx en-us 2023-05-15 01:01:04 UTC 2025-12-19 22:30:07 UTC hello@padlet.com 수질오염 2023206102 https://padlet.com/2023206102/a7gg7oq3n7dpe4cx/wish/2604340256 2023-05-25 05:44:51 UTC https://padlet.com/2023206102/a7gg7oq3n7dpe4cx/wish/2604340256 아침에 일어나서 뉴스를 봤는데 수질오염 되게 심각해서 갑자기 생각나서 이주제를 골랐다. 2023206102 https://padlet.com/2023206102/a7gg7oq3n7dpe4cx/wish/2611411858 2023-06-01 05:49:31 UTC https://padlet.com/2023206102/a7gg7oq3n7dpe4cx/wish/2611411858