This week, the Perth Mint in Australia showed off the world's biggest (and, predictably, the world's most valuable) gold coin.

这周，澳大利亚佩斯铸币厂展示了目前世界上最大的（同时，也是价值最高的）金币。

youdao

This week, the Perth Mint in Australia showed off the world's biggest (and, predictably, the world's most valuable) gold coin.

这周，澳大利亚佩斯铸币厂展示了目前世界上最大的（同时，也是价值最高的）金币。

youdao