The old gold standard was supposed to maintain the convertibility of gold in currency but now we're not even backing it with currency anymore with gold anymore ? so what does it mean?

旧的金本位制度目的在于,保持金子与货币的转换功能,但是现在我们甚至都,不用货币来支持它了，或是用金子,所以这意味着什么呢？

耶鲁公开课 - 金融市场课程节选

I have some old records and I'll see what I'm paying for my gold for the gold fillings ten years ago.

我有一些旧的记录,我可以去看看十年前,我到底补金牙时为了金子花了多少钱。

耶鲁公开课 - 金融市场课程节选