If you saw a sign saying "3 apples for a dollar", you can throw down 3 apples and say "where's my dollar?"

如果你看到一个标志上写着“一美元3个苹果”，你可以扔下3个苹果，然后说：“我的一美元呢？”

youdao

She was counting out a dollar, mostly in small change, into my hand.

她数了一美元--大部分是钢蹦儿--递到了我手里。

《柯林斯英汉双解大词典》

I'm down to my last dollar.

我只剩下最后一块钱了。

《牛津词典》

"A transaction is all it was. I'll collect my hundred dollar bounty on them and be on my way."

VOA: standard.2010.06.20

While China is going to continue to buy things, it doesn't mean they're going to buy them from us necessarily even though the dollar has gone down a great deal Student: Thank you. This is my last question.

虽然中国还将会继续购买原产品,但那并不意味着他们必须得从我们这买,即使美元已经,大幅度地贬值了,学生：谢谢，这是我最后一个问题。

耶鲁公开课 - 金融市场课程节选

and I thought that was funny so I rolled down my window and gave him a dollar.

我觉得很有趣，就摇下车窗，给了他一美元。

不做善事的理由 - SpeakingMax英语口语达人

You may not want my output, but you definitely want my dollar so that you can acquire what you do want.

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Well, I bet my bottom dollar you have seen or used its services already this year.

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When I sold Silver Linings, I was literally down to my last dollar.

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