더 똑똑해진 CCTV #shorts / YTN YTN 0 34 2023.12.27 09:51 https://www.youtube.com/watch?v=03TkpVmf4uQ + 9 https://www.youtube.com/feeds/videos.xml?channel_id=UChlgI3UHCOnwUGzWz… + 9 더 똑똑해진 CCTV #shorts / YTN