Array ( [0] => Array ( [title] => L2A [link] => https://www.youtube.com/embed/_f82ykJml8g ) [1] => Array ( [title] => L2B [link] => https://www.youtube.com/embed/uEtbkhk483Y ) ) 國立清華大學開放式課程OpenCourseWare(NTHU, OCW) - 第2講|Introduction – (Continue) Thermodynamics, statistical mechanics and the concept of emergence.