Rule number 7, you shouldn't double dip.

第七条规则，你不应该沾两次酱。

And if they can see interest or exchange rates falling in one country, people with lots of money there will try to move it out, faster than you can say 'double dip'.

看到一个国家的利率或汇率下降时，有很多钱的人们会将钱移往海外，快得你来不及说" 二次探底" 。