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59:22
Fun is the Future: Mastering Gamification
357
B1
60:03
Innovate 2014 | Cable Green: Open Education - The Business & Policy Case for OER
121
A2
71:45
Introduction to Chemical Biology 128. Lecture 06. DNA Reactivity with Small Molecules.
188
B2
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Hillary Clinton Fireside Chat | Talks at Google
558
B1
88:12
從太空俯瞰二戰【英字 available】(歷史頻道)
248
B1
98:45
National Day Rally 2015 English Speech
253
B1
54:18
Authors@Google: Jennifer Egan
238
A2
83:52
President Obama Speaks at the Young Southeast Asian Leaders Initiative Town Hall
570
A2
75:04
How The Times Makes Visual Investigations | NYTimes
7
B1
81:43
7. Technical Challenges
13
B1
78:27
34. Radiation Hormesis
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B1
65:32
CS50 for Lawyers 2019 - Cybersecurity
3
B1
74:00
2016 Personality Lecture 14: Final
6
B1
43:30
My honest advice to someone who wants financial freedom
17
A2
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