A greenback is an American paper banknote — the money you hold in your hand, not coins. People started calling it that because the back of the note is printed in green.

A greenback isgreenback 是an American paper banknote美國的紙鈔the money you hold in your hand你拿在手上的那種錢not coins不是硬幣People started calling it that人們會這樣叫它because是因為the back of the note is printed in green鈔票背面印成綠色的

In the United States you will hear it in the news and in slightly colourful talk for the dollar itself: paid in greenbacks means paid in American paper money. Outside the US it is a knowing, newspaper-ish word; a student in Taiwan will meet it in articles about the American economy more than in daily speech.

In the United States在美國you will hear it你會聽到它in the news and in slightly colourful talk在新聞裡，或是在有點生動的說法裡for the dollar itself直接指美元本身paid in greenbacks means paid in American paper moneypaid in greenbacks 就是用美國紙鈔付錢的意思Outside the US在美國以外it is a knowing, newspaper-ish word這是一個帶點內行、報紙味的字a student in Taiwan台灣學生will meet it比較會遇到它in articles about the American economy在講美國經濟的文章裡more than in daily speech而不是在日常對話裡

It is not a general word for any green piece of paper, and it is not British money. One note or a pile of notes can both be called greenbacks.

It is not a general word它不是泛指的字for any green piece of paper任何綠色紙張and it is not British money也不是指英國的錢One note or a pile of notes不管是一張鈔票還是一疊鈔票can both be called都可以叫greenbacksgreenbacks

The word feels informal next to dollar bill, but everyone knows what it points to.

The word feels informal這個字感覺比較口語next to dollar bill跟 dollar bill 比起來but everyone knows但大家都知道what it points to它指的是什麼