Two dollars for one pair and three dollars for two pairs.

翻譯：一對(duì)兩美元，兩對(duì)三美元。

詞匯解析：

1、dollars

英文發(fā)音：[?d?l?z]

中文釋義：n.元(美國(guó)、加拿大、澳大利亞等國(guó)的貨幣單位);一元(紙幣或硬幣);美元(幣值)

例句：

Me and my friends are out ten thousand dollars, with nothing to show for it!

我和朋友虧了1萬(wàn)美金，還一無(wú)所得！

2、pair

英文發(fā)音：[pe?(r)]

中文釋義：n.一雙;一對(duì);分兩個(gè)相連接部分的物體;兩個(gè)共事(或有特殊關(guān)系)的人;倆;對(duì)

例句：

The pair admitted that their three-year-old marriage was going through 'a difficult time'

那對(duì)夫妻承認(rèn)他們3年的婚姻正在經(jīng)歷一個(gè)“困難期”