2016里约奥运会的奖牌大小是有史以来最大的,重500克,中间厚1厘米。
The Brazilian Mint produced 5,130 medals in total, up from the 4,700 made by London's Royal Mint for the 2017 Games.
巴西铸币局总共制造了5130枚奖牌,超过了伦敦皇家铸币局为2017年奥运会制造的4700枚奖牌。
How much will it cost?
花费多少?
It may end up being cheaper using recycled metals than buying it on the spot market.
使用回收的奖牌会比在现货市场上买便宜。
A little-known fact is that the gold medals are mostly made out of sterling silver and the bronze metals are mostly made out of copper.
一个鲜有人知的事实是金牌大多是由标准纯银制成,铜牌则大多由青铜制成。
Isn't that rather sneaky?
这是不是有点“卑鄙”?
The IOC minimum requirement for a gold medal is 6g of the pure yellow metal.
国际奥委会对金牌的要求是至少要有6克的金。
If the medals were made of pure gold, the overall cost would run into tens of millions of dollars.
如果奖牌是纯金的,那么总花费将达到几千万美元。
Gold is currently about 70 times more expensive than silver. But some market experts think that may change by 2020.
现在金的价格比银贵70倍。但是一些市场专家认为到2020年形势会有所变化。
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