Manipulating the interest rate alone, without -as happens in most central-bank-run economies -simultaneously changing the money supply will usually have little effect.

和大多数央行管控的经济体一样，单靠调控利率，而不同时控制货币供给，将会收效甚微。

youdao

Changing money on the street is illegal – always use a bank.

在街头兑换货币是非法的–始终要去银行。

《柯林斯英汉双解大词典》

There’s a little personal finance advice here (all of it solid), but mostly this book is about changing the way you think about money and about yourself.

本书中有一些的个人理财忠告（都很精彩），但更多篇幅的主旨在于改变你对金钱和自我的看法。

youdao

The whole changing-money-every-time-you-cross-the-border thing was so last century.

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Dr Fretheim said the key to saving money was changing the habits of doctors.

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He said federal and state officials are constantly changing the rules governing the money.

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