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这是 Youtop 运营的独立目录页面，并非由 CrashCourse 或 YouTube 运营、赞助或认可。 提交更正. 你是这位创作者吗？认领此页面
CrashCourse · 发布于 2014年6月19日
In which John Green sings the Crash Course intro song, is interrupted by quite possibly the loudest truck in all existence, and attempts to pronounce the most difficult word in the history of words - which is apparently "misanthropy." Crash Course is on Patreon! You can support us directly by signing up at http://www.patreon.com/crashcourse Want to find Crash Course elsewhere on the internet? Facebook - http://www.facebook.com/YouTubeCrashCourse Twitter - http://www.twitter.com/TheCrashCourse Instagram - https://www.instagram.com/thecrashcourse/ CC Kids: http://www.youtube.com/crashcoursekids
