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Video Duration: 19:54
Video uploaded by: 일주어터
Video release date: 2 weeks ago
Video views: 237850
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![[계단 편] 다이어트엔 스텝퍼? 계단 오르기?](https://img.youtube.com/vi/49Dwx6v0J5w/default.jpg "[계단 편] 다이어트엔 스텝퍼? 계단 오르기?")