{"id":15721,"date":"2010-11-24T22:06:27","date_gmt":"2010-11-24T14:06:27","guid":{"rendered":"http:\/\/highscope.ch.ntu.edu.tw\/wordpress\/?p=15721"},"modified":"2021-10-06T16:30:40","modified_gmt":"2021-10-06T08:30:40","slug":"%e6%a5%b5%e5%ba%a7%e6%a8%99%ef%bc%88polar-coordinate%ef%bc%89","status":"publish","type":"post","link":"http:\/\/localhost\/%e6%a5%b5%e5%ba%a7%e6%a8%99%ef%bc%88polar-coordinate%ef%bc%89\/","title":{"rendered":"\u6975\u5ea7\u6a19\uff08Polar Coordinate\uff09"},"content":{"rendered":"<div class=\"pf-content\"><p style=\"text-align: left;\"><strong><span style=\"color: #ff6600;\">\u6975\u5ea7\u6a19\uff08Polar Coordinate\uff09<\/span><\/strong><br \/>\n<strong><span style=\"color: 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