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Fri, 11 October 2019
제1616회 왜 수학을 공부해야 해요?
제가 수학을 잘 못해요.
그런데 앞으로 살아가는데 수학이 필요있어요?
Direct download:
1616.mp3
Category:
general
-- posted at: 3:52pm JST
