Subtitled in EnglishIs casual sex bad for you? | Dr. Zhana Vrangalova | TEDxCollegeofWilliam&MaryTranscribed by Haeyoung NaReviewed by Robert Tucker
Subtitled in Korean화석연료 재활용 | 알리 아스마리(Ali Asmari) | TEDxOStateUTranslated by Haeyoung NaReviewed by Jihyeon J. Kim