游桂兰

Gold and jade(金镶玉)-which signify(表示)honor and virtue in Chinese culture have been unveiled(公开)as the two key elements(主要成分)in the 2008 Beijing Olympic medals.The winning design for the gold medal centers on three components(部件)in a center circle：the Beijing Olympiclogo(图形,商标),the five Olympic ringsand"Beijing 2008".