Array ( [0] => Array ( [title] => L7A [link] => https://www.youtube.com/embed/VmpZYtEmeug ) [1] => Array ( [title] => L7B1 [link] => https://www.youtube.com/embed/voR_XkQMN5E ) [2] => Array ( [title] => L7B2 [link] => https://www.youtube.com/embed/L6LmXZa8ThE ) [3] => Array ( [title] => L7C [link] => https://www.youtube.com/embed/l6ge_1-zPRI ) ) 國立清華大學開放式課程OpenCourseWare(NTHU, OCW) - 第7R講 形上學、實在論與唯名論