on top of
【在……之上;超过】
This year's Olympic medals will depart slightly from their historical tradition, with the Paris Olympic medals including an iron piece from the Eiffel Tower, on top of their usual composition.
今年的奥运奖牌将略微偏离其历史传统,在巴黎奥运会奖牌的常规成分上,还包括一块来自埃菲尔铁塔的铁块。