1. 1美元(a dollar)还叫做a single, a buck, a bill.

5美元的说法有five dollars, a fiver, a five spot, five bucks.

10美元的说法有a ten, ten bucks, a ten spot, a sawbuck, a teener.

2. 5分：nickel, jitney/jit

10分是dime，卖便宜东西的店叫dime store，也叫five-and-dime，five-and-ten-cent store，ten-cent store

25分=quarter，50分=half dollar=half-buck

3. 表示钱的词还有bread

He earns his bread by writing.

他通过写作赚钱。

4. dough：（生面团）钱或现金

in the dough: 兴旺，有钱

5. green back：因钞票背面为绿色，因而得名“美钞”

treasury bond：国库券

6. a dime a dozen: 太普通了，不值钱，太多了。

Do you think I should buy this now and bring it with us?

你觉得我现在就应该买下带着吗？

Don’t bother; those are a dime a dozen where we are going.

不用这么麻烦；我们走的过程中就会碰到许多。

Look what I found!

看我找到了什么！

That’s nothing special; those are a dime a dozen!

没什么特别的；这些不值钱。

I don’t need friends like him; they are a dime a dozen.

我不需要像他那样的朋友；他们都太普通了。