06/ 20 실수를 넘어 서라 BSBC 2021.06.20 15:30 https://www.youtube.com/watch?v=EqFMbxpZx9E + 109 https://www.youtube.com/channel/UCcNAi0Cztgxw3fWgbfTdwrw/videos + 135 06/ 20 실수를 넘어 서라
