The principle advanced is simple: the same dollar bill, used twice, is as effective as two individual dollar bills; the same amount of gold reserve has done twice the work.

其实原理非常简单：同样一张一美元钞票，使用两次之后，便具有相当于两张一美元的效力；相同数量的黄金储备发挥了两倍的作用。

youdao

I bought two donuts and a 50-cent lemonade, paying with a five-dollar bill.

我买了两个面包圈和50美分的柠檬汁，与5美元的钞票支付。

youdao

Help the weary shopper in front of you who needs that extra two or three cents to avoid breaking a 20-dollar bill.

帮助你前面的疲惫的顾客，援助两三美分就可以避免用20美元找零。

youdao

The GAO speculates that the dollar coin might cause a renewed interest in that black sheep of the currency family, the two-dollar bill (which features Thomas Jefferson).

FORBES: GAO Proposed Ditching Dollar Bill in Favor of Coin

Democrats waged a multimillion-dollar ad campaign and lobbied hard for the bill but still came up 13 votes short of the two-thirds needed to pass.

NPR: Mukasey Questioned on Torture