奧運金牌並不是純金的。
Olympic gold medals are not made entirely of gold.
在1912年斯德哥爾摩奧運會以前,金牌幾乎是由純金打造的。但自1920年安特衛普奧運會開始,金牌的含金量下降了。
Up until the 1912 Stockholm Games, gold medals were made almost entirely of gold. But the amount of gold making up the medals dropped from Antwerp 1920.